45024731131957 has 2 divisors, whose sum is σ = 45024731131958. Its totient is φ = 45024731131956.

The previous prime is 45024731131943. The next prime is 45024731131979. The reversal of 45024731131957 is 75913113742054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29124144229041 + 15900586902916 = 5396679^2 + 3987554^2 .

It is a cyclic number.

It is not a de Polignac number, because 45024731131957 - 2²³ = 45024722743349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45024731135957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22512365565978 + 22512365565979.

It is an arithmetic number, because the mean of its divisors is an integer number (22512365565979).

Almost surely, 2^{45024731131957} is an apocalyptic number.

It is an amenable number.

45024731131957 is a deficient number, since it is larger than the sum of its proper divisors (1).

45024731131957 is an equidigital number, since it uses as much as digits as its factorization.

45024731131957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 52.

The spelling of 45024731131957 in words is "forty-five trillion, twenty-four billion, seven hundred thirty-one million, one hundred thirty-one thousand, nine hundred fifty-seven".