5257031616 has 168 divisors, whose sum is σ = 15925678080. Its totient is φ = 1654608384.

The previous prime is 5257031581. The next prime is 5257031651. The reversal of 5257031616 is 6161307525.

5257031616 is a `hidden beast` number, since 5 + 2 + 5 + 7 + 0 + 31 + 616 = 666.

It is an interprime number because it is at equal distance from previous prime (5257031581) and next prime (5257031651).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1044081 + ... + 1049103.

Almost surely, 2^5257031616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5257031616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7962839040).

5257031616 is an abundant number, since it is smaller than the sum of its proper divisors (10668646464).

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

5257031616 is a wasteful number, since it uses less digits than its factorization.

5257031616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5143 (or 5130 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 5257031616 is about 72505.3902547942. The cubic root of 5257031616 is about 1738.7889154741.

The spelling of 5257031616 in words is "five billion, two hundred fifty-seven million, thirty-one thousand, six hundred sixteen".