75702552957 has 12 divisors (see below), whose sum is σ = 109801861884. Its totient is φ = 50258954880.

The previous prime is 75702552953. The next prime is 75702552979. The reversal of 75702552957 is 75925520757.

It can be written as a sum of positive squares in 2 ways, for example, as 69052802841 + 6649750116 = 262779^2 + 81546^2 .

It is not a de Polignac number, because 75702552957 - 2² = 75702552953 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75702552953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17448858 + ... + 17453195.

It is an arithmetic number, because the mean of its divisors is an integer number (9150155157).

Almost surely, 2^75702552957 is an apocalyptic number.

It is an amenable number.

75702552957 is a deficient number, since it is larger than the sum of its proper divisors (34099308927).

75702552957 is a wasteful number, since it uses less digits than its factorization.

75702552957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34902300 (or 34902297 counting only the distinct ones).

The product of its (nonzero) digits is 7717500, while the sum is 54.

The spelling of 75702552957 in words is "seventy-five billion, seven hundred two million, five hundred fifty-two thousand, nine hundred fifty-seven".