57331137629 has 2 divisors, whose sum is σ = 57331137630. Its totient is φ = 57331137628.

The previous prime is 57331137601. The next prime is 57331137679. The reversal of 57331137629 is 92673113375.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49908453604 + 7422684025 = 223402^2 + 86155^2 .

It is a cyclic number.

It is not a de Polignac number, because 57331137629 - 2¹² = 57331133533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57331137679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28665568814 + 28665568815.

It is an arithmetic number, because the mean of its divisors is an integer number (28665568815).

Almost surely, 2^57331137629 is an apocalyptic number.

It is an amenable number.

57331137629 is a deficient number, since it is larger than the sum of its proper divisors (1).

57331137629 is an equidigital number, since it uses as much as digits as its factorization.

57331137629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 714420, while the sum is 47.

The spelling of 57331137629 in words is "fifty-seven billion, three hundred thirty-one million, one hundred thirty-seven thousand, six hundred twenty-nine".