57733744631 has 2 divisors, whose sum is σ = 57733744632. Its totient is φ = 57733744630.

The previous prime is 57733744577. The next prime is 57733744639. The reversal of 57733744631 is 13644733775.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57733744631 is a prime.

It is a super-4 number, since 4×57733744631⁴ (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 57733744631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57733744639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28866872315 + 28866872316.

It is an arithmetic number, because the mean of its divisors is an integer number (28866872316).

Almost surely, 2^57733744631 is an apocalyptic number.

57733744631 is a deficient number, since it is larger than the sum of its proper divisors (1).

57733744631 is an equidigital number, since it uses as much as digits as its factorization.

57733744631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4445280, while the sum is 50.

The spelling of 57733744631 in words is "fifty-seven billion, seven hundred thirty-three million, seven hundred forty-four thousand, six hundred thirty-one".