52037447257 has 16 divisors (see below), whose sum is σ = 54542980800. Its totient is φ = 49583016000.

The previous prime is 52037447251. The next prime is 52037447317. The reversal of 52037447257 is 75274473025.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52037447257 is a prime.

It is a super-3 number, since 3×52037447257³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52037447251) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 760618 + ... + 826204.

It is an arithmetic number, because the mean of its divisors is an integer number (3408936300).

Almost surely, 2^52037447257 is an apocalyptic number.

It is an amenable number.

52037447257 is a deficient number, since it is larger than the sum of its proper divisors (2505533543).

52037447257 is a wasteful number, since it uses less digits than its factorization.

52037447257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65976.

The product of its (nonzero) digits is 1646400, while the sum is 46.

The spelling of 52037447257 in words is "fifty-two billion, thirty-seven million, four hundred forty-seven thousand, two hundred fifty-seven".