76245520788 has 18 divisors (see below), whose sum is σ = 192731733194. Its totient is φ = 25415173584.

The previous prime is 76245520783. The next prime is 76245520837. The reversal of 76245520788 is 88702554267.

76245520788 is a `hidden beast` number, since 7 + 6 + 2 + 4 + 552 + 0 + 7 + 88 = 666.

It can be written as a sum of positive squares in only one way, i.e., 48427283844 + 27818236944 = 220062^2 + 166788^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76245520783) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1058965531 + ... + 1058965602.

Almost surely, 2^76245520788 is an apocalyptic number.

It is an amenable number.

76245520788 is an abundant number, since it is smaller than the sum of its proper divisors (116486212406).

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

76245520788 is a wasteful number, since it uses less digits than its factorization.

76245520788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2117931143 (or 2117931138 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 54.

The spelling of 76245520788 in words is "seventy-six billion, two hundred forty-five million, five hundred twenty thousand, seven hundred eighty-eight".