57405658672 has 20 divisors (see below), whose sum is σ = 111542166400. Its totient is φ = 28620583488.

The previous prime is 57405658627. The next prime is 57405658711. The reversal of 57405658672 is 27685650475.

It is a happy number.

57405658672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5134608 + ... + 5145775.

It is an arithmetic number, because the mean of its divisors is an integer number (5577108320).

Almost surely, 2^57405658672 is an apocalyptic number.

It is an amenable number.

57405658672 is a deficient number, since it is larger than the sum of its proper divisors (54136507728).

57405658672 is a wasteful number, since it uses less digits than its factorization.

57405658672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10280740 (or 10280734 counting only the distinct ones).

The product of its (nonzero) digits is 14112000, while the sum is 55.

The spelling of 57405658672 in words is "fifty-seven billion, four hundred five million, six hundred fifty-eight thousand, six hundred seventy-two".