57062291317921 has 4 divisors (see below), whose sum is σ = 57332728717744. Its totient is φ = 56791853918100.

The previous prime is 57062291317903. The next prime is 57062291317973. The reversal of 57062291317921 is 12971319226075.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57062291317921 - 2¹⁹ = 57062290793633 is a prime.

It is a super-2 number, since 2×57062291317921² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57062291317021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135218699595 + ... + 135218700016.

It is an arithmetic number, because the mean of its divisors is an integer number (14333182179436).

Almost surely, 2^{57062291317921} is an apocalyptic number.

It is an amenable number.

57062291317921 is a deficient number, since it is larger than the sum of its proper divisors (270437399823).

57062291317921 is a wasteful number, since it uses less digits than its factorization.

57062291317921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270437399822.

The product of its (nonzero) digits is 2857680, while the sum is 55.

The spelling of 57062291317921 in words is "fifty-seven trillion, sixty-two billion, two hundred ninety-one million, three hundred seventeen thousand, nine hundred twenty-one".