57634087639 has 2 divisors, whose sum is σ = 57634087640. Its totient is φ = 57634087638.

The previous prime is 57634087613. The next prime is 57634087663. The reversal of 57634087639 is 93678043675.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57634087639 - 2⁵ = 57634087607 is a prime.

It is a super-3 number, since 3×57634087639³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57634087699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28817043819 + 28817043820.

It is an arithmetic number, because the mean of its divisors is an integer number (28817043820).

Almost surely, 2^57634087639 is an apocalyptic number.

57634087639 is a deficient number, since it is larger than the sum of its proper divisors (1).

57634087639 is an equidigital number, since it uses as much as digits as its factorization.

57634087639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22861440, while the sum is 58.

The spelling of 57634087639 in words is "fifty-seven billion, six hundred thirty-four million, eighty-seven thousand, six hundred thirty-nine".