57400018518667 has 4 divisors (see below), whose sum is σ = 62618202020376. Its totient is φ = 52181835016960.

The previous prime is 57400018518607. The next prime is 57400018518701. The reversal of 57400018518667 is 76681581000475.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 57400018518667 - 2⁷ = 57400018518539 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57400018518607) 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, 2609091750838 + ... + 2609091750859.

It is an arithmetic number, because the mean of its divisors is an integer number (15654550505094).

Almost surely, 2^{57400018518667} is an apocalyptic number.

57400018518667 is a deficient number, since it is larger than the sum of its proper divisors (5218183501709).

57400018518667 is a wasteful number, since it uses less digits than its factorization.

57400018518667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5218183501708.

The product of its (nonzero) digits is 11289600, while the sum is 58.

The spelling of 57400018518667 in words is "fifty-seven trillion, four hundred billion, eighteen million, five hundred eighteen thousand, six hundred sixty-seven".