57000427551 has 24 divisors (see below), whose sum is σ = 82673165120. Its totient is φ = 37843848000.

The previous prime is 57000427541. The next prime is 57000427553. The reversal of 57000427551 is 15572400075.

57000427551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-57000427551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57000427553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9043101 + ... + 9049401.

Almost surely, 2^57000427551 is an apocalyptic number.

57000427551 is a deficient number, since it is larger than the sum of its proper divisors (25672737569).

57000427551 is a wasteful number, since it uses less digits than its factorization.

57000427551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10287 (or 10284 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 36.

The spelling of 57000427551 in words is "fifty-seven billion, four hundred twenty-seven thousand, five hundred fifty-one".