57099028077 has 24 divisors (see below), whose sum is σ = 101509384704. Its totient is φ = 30118168224.

The previous prime is 57099028067. The next prime is 57099028093. The reversal of 57099028077 is 77082099075.

It is not a de Polignac number, because 57099028077 - 2²³ = 57090639469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57099028037) 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 in 23 ways as a sum of consecutive naturals, for example, 34858173 + ... + 34859810.

It is an arithmetic number, because the mean of its divisors is an integer number (4229557696).

Almost surely, 2^57099028077 is an apocalyptic number.

It is an amenable number.

57099028077 is a deficient number, since it is larger than the sum of its proper divisors (44410356627).

57099028077 is a wasteful number, since it uses less digits than its factorization.

57099028077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69718009 (or 69718006 counting only the distinct ones).

The product of its (nonzero) digits is 2222640, while the sum is 54.

The spelling of 57099028077 in words is "fifty-seven billion, ninety-nine million, twenty-eight thousand, seventy-seven".