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7389609114940 = 2251338973063171
BaseRepresentation
bin110101110001000011100…
…0001101011110100111100
3222011102212120020200202021
41223202013001223310330
51432032404413134230
623414423425005524
71361611255046533
oct153420701536474
928142776220667
107389609114940
112399a08775a28
129b41a51838a4
13417ab62a9970
141b79323a531a
15cc349c76c7a
hex6b88706bd3c

7389609114940 has 48 divisors (see below), whose sum is σ = 16754846603040. Its totient is φ = 2721456956160.

The previous prime is 7389609114931. The next prime is 7389609114971. The reversal of 7389609114940 is 494119069837.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36430446 + ... + 36632725.

It is an arithmetic number, because the mean of its divisors is an integer number (349059304230).

Almost surely, 27389609114940 is an apocalyptic number.

It is an amenable number.

7389609114940 is an abundant number, since it is smaller than the sum of its proper divisors (9365237488100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7389609114940 is a wasteful number, since it uses less digits than its factorization.

7389609114940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73063582 (or 73063580 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 61.

The spelling of 7389609114940 in words is "seven trillion, three hundred eighty-nine billion, six hundred nine million, one hundred fourteen thousand, nine hundred forty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 389 778 1556 1945 3890 5057 7780 10114 20228 25285 50570 101140 73063171 146126342 292252684 365315855 730631710 949821223 1461263420 1899642446 3799284892 4749106115 9498212230 18996424460 28421573519 56843147038 113686294076 142107867595 284215735190 369480455747 568431470380 738960911494 1477921822988 1847402278735 3694804557470 7389609114940