57663144771 has 8 divisors (see below), whose sum is σ = 77630641920. Its totient is φ = 38068872072.

The previous prime is 57663144743. The next prime is 57663144797. The reversal of 57663144771 is 17744136675.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 57663144771 - 2¹¹ = 57663142723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57663144571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93305751 + ... + 93306368.

It is an arithmetic number, because the mean of its divisors is an integer number (9703830240).

Almost surely, 2^57663144771 is an apocalyptic number.

57663144771 is a deficient number, since it is larger than the sum of its proper divisors (19967497149).

57663144771 is a wasteful number, since it uses less digits than its factorization.

57663144771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186612225.

The product of its digits is 2963520, while the sum is 51.

The spelling of 57663144771 in words is "fifty-seven billion, six hundred sixty-three million, one hundred forty-four thousand, seven hundred seventy-one".