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BaseRepresentation
bin10001000100001111001001…
…010001100000000001000100
3100211202110122012211100000000
4101010033021101200001010
534314222120124234404
6423345045343321300
721544520324616351
oct2104171121400104
9324673565740000
1075057930305604
1121a089869a0704
128502890bb0230
1332b5c177bb3bc
141476b74c63628
158a2667ddc339
hex4443c9460044

75057930305604 has 81 divisors (see below), whose sum is σ = 197020741116927. Its totient is φ = 25018842267576.

The previous prime is 75057930305563. The next prime is 75057930305629. The reversal of 75057930305604 is 40650303975057.

The square root of 75057930305604 is 8663598.

It is a perfect power (a square), and thus also a powerful number.

75057930305604 is a `hidden beast` number, since 7 + 5 + 0 + 5 + 79 + 3 + 0 + 3 + 0 + 560 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (81).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1403476137 + ... + 1403529615.

Almost surely, 275057930305604 is an apocalyptic number.

75057930305604 is the 8663598-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75057930305604

75057930305604 is an abundant number, since it is smaller than the sum of its proper divisors (121962810811323).

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

75057930305604 is an frugal number, since it uses more digits than its factorization.

75057930305604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106986 (or 53484 counting only the distinct ones).

The product of its (nonzero) digits is 11907000, while the sum is 54.

The spelling of 75057930305604 in words is "seventy-five trillion, fifty-seven billion, nine hundred thirty million, three hundred five thousand, six hundred four".