5157057520 has 40 divisors (see below), whose sum is σ = 12621223440. Its totient is φ = 1954252800.

The previous prime is 5157057517. The next prime is 5157057589. The reversal of 5157057520 is 257507515.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-4 number, since 4×5157057520⁴ (a number of 40 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5157057520.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1694881 + ... + 1697920.

It is an arithmetic number, because the mean of its divisors is an integer number (315530586).

Almost surely, 2^5157057520 is an apocalyptic number.

It is an amenable number.

5157057520 is an abundant number, since it is smaller than the sum of its proper divisors (7464165920).

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

5157057520 is a wasteful number, since it uses less digits than its factorization.

5157057520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3392833 (or 3392827 counting only the distinct ones).

The product of its (nonzero) digits is 61250, while the sum is 37.

The square root of 5157057520 is about 71812.6557091436. The cubic root of 5157057520 is about 1727.6959895421.

The spelling of 5157057520 in words is "five billion, one hundred fifty-seven million, fifty-seven thousand, five hundred twenty".