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489968060796 = 223231439039481
BaseRepresentation
bin1110010000101000101…
…11110100100101111100
31201211200201100101202200
413020110113310211330
531011423310421141
61013031015551500
750253602541234
oct7102427644574
91654621311680
10489968060796
11179881219055
127ab6138b590
1337285959a86
1419a00b48cc4
15cb2a066ab6
hex72145f497c

489968060796 has 36 divisors (see below), whose sum is σ = 1278482971584. Its totient is φ = 158054212800.

The previous prime is 489968060783. The next prime is 489968060809. The reversal of 489968060796 is 697060869984.

489968060796 is a `hidden beast` number, since 4 + 8 + 9 + 9 + 6 + 8 + 0 + 607 + 9 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (489968060783) and next prime (489968060809).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219518625 + ... + 219520856.

Almost surely, 2489968060796 is an apocalyptic number.

It is an amenable number.

489968060796 is an abundant number, since it is smaller than the sum of its proper divisors (788514910788).

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

489968060796 is a wasteful number, since it uses less digits than its factorization.

489968060796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439039522 (or 439039517 counting only the distinct ones).

The product of its (nonzero) digits is 282175488, while the sum is 72.

The spelling of 489968060796 in words is "four hundred eighty-nine billion, nine hundred sixty-eight million, sixty thousand, seven hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 31 36 62 93 124 186 279 372 558 1116 439039481 878078962 1317118443 1756157924 2634236886 3951355329 5268473772 7902710658 13610223911 15805421316 27220447822 40830671733 54440895644 81661343466 122492015199 163322686932 244984030398 489968060796