57377212537 has 2 divisors, whose sum is σ = 57377212538. Its totient is φ = 57377212536.

The previous prime is 57377212531. The next prime is 57377212547. The reversal of 57377212537 is 73521277375.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56235853881 + 1141358656 = 237141^2 + 33784^2 .

It is a cyclic number.

It is not a de Polignac number, because 57377212537 - 2³¹ = 55229728889 is a prime.

It is not a weakly prime, because it can be changed into another prime (57377212531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28688606268 + 28688606269.

It is an arithmetic number, because the mean of its divisors is an integer number (28688606269).

Almost surely, 2^57377212537 is an apocalyptic number.

It is an amenable number.

57377212537 is a deficient number, since it is larger than the sum of its proper divisors (1).

57377212537 is an equidigital number, since it uses as much as digits as its factorization.

57377212537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160900, while the sum is 49.

The spelling of 57377212537 in words is "fifty-seven billion, three hundred seventy-seven million, two hundred twelve thousand, five hundred thirty-seven".