57012667780641 has 4 divisors (see below), whose sum is σ = 76016890374192. Its totient is φ = 38008445187092.

The previous prime is 57012667780637. The next prime is 57012667780661. The reversal of 57012667780641 is 14608776621075.

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 57012667780641 - 2² = 57012667780637 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57012667780631) 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, 9502111296771 + ... + 9502111296776.

It is an arithmetic number, because the mean of its divisors is an integer number (19004222593548).

Almost surely, 2^{57012667780641} is an apocalyptic number.

It is an amenable number.

57012667780641 is a deficient number, since it is larger than the sum of its proper divisors (19004222593551).

57012667780641 is a wasteful number, since it uses less digits than its factorization.

57012667780641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19004222593550.

The product of its (nonzero) digits is 23708160, while the sum is 60.

The spelling of 57012667780641 in words is "fifty-seven trillion, twelve billion, six hundred sixty-seven million, seven hundred eighty thousand, six hundred forty-one".