7502552057 has 32 divisors (see below), whose sum is σ = 10087682304. Its totient is φ = 5388768000.

The previous prime is 7502552053. The next prime is 7502552087.

7502552057 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 7502552057 - 2² = 7502552053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7502552057.

It is not an unprimeable number, because it can be changed into a prime (7502552053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 752807 + ... + 762707.

It is an arithmetic number, because the mean of its divisors is an integer number (315240072).

Almost surely, 2^7502552057 is an apocalyptic number.

7502552057 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

7502552057 is a deficient number, since it is larger than the sum of its proper divisors (2585130247).

7502552057 is a wasteful number, since it uses less digits than its factorization.

7502552057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10689.

The product of its (nonzero) digits is 122500, while the sum is 38.

The square root of 7502552057 is about 86617.2734331900. The cubic root of 7502552057 is about 1957.6558168591.

The spelling of 7502552057 in words is "seven billion, five hundred two million, five hundred fifty-two thousand, fifty-seven".