76505726475 has 24 divisors (see below), whose sum is σ = 140543854320. Its totient is φ = 40803053760.

The previous prime is 76505726387. The next prime is 76505726483. The reversal of 76505726475 is 57462750567.

76505726475 is a `hidden beast` number, since 7 + 6 + 5 + 0 + 572 + 64 + 7 + 5 = 666.

It is not a de Polignac number, because 76505726475 - 2⁷ = 76505726347 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56670234 + ... + 56671583.

It is an arithmetic number, because the mean of its divisors is an integer number (5855993930).

Almost surely, 2^76505726475 is an apocalyptic number.

76505726475 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

76505726475 is a deficient number, since it is larger than the sum of its proper divisors (64038127845).

76505726475 is a wasteful number, since it uses less digits than its factorization.

76505726475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113341836 (or 113341825 counting only the distinct ones).

The product of its (nonzero) digits is 12348000, while the sum is 54.

The spelling of 76505726475 in words is "seventy-six billion, five hundred five million, seven hundred twenty-six thousand, four hundred seventy-five".