57496005731531 has 2 divisors, whose sum is σ = 57496005731532. Its totient is φ = 57496005731530.

The previous prime is 57496005731509. The next prime is 57496005731603. The reversal of 57496005731531 is 13513750069475.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57496005731531 - 2²⁶ = 57495938622667 is a prime.

It is a super-2 number, since 2×57496005731531² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57496005731231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28748002865765 + 28748002865766.

It is an arithmetic number, because the mean of its divisors is an integer number (28748002865766).

Almost surely, 2^{57496005731531} is an apocalyptic number.

57496005731531 is a deficient number, since it is larger than the sum of its proper divisors (1).

57496005731531 is an equidigital number, since it uses as much as digits as its factorization.

57496005731531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11907000, while the sum is 56.

The spelling of 57496005731531 in words is "fifty-seven trillion, four hundred ninety-six billion, five million, seven hundred thirty-one thousand, five hundred thirty-one".