57550563 has 24 divisors (see below), whose sum is σ = 100006400. Its totient is φ = 31154544.

The previous prime is 57550553. The next prime is 57550567. The reversal of 57550563 is 36505575.

57550563 is a `hidden beast` number, since 57 + 550 + 56 + 3 = 666.

It is not a de Polignac number, because 57550563 - 2⁸ = 57550307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57550567) 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, 22843 + ... + 25236.

Almost surely, 2^57550563 is an apocalyptic number.

57550563 is a deficient number, since it is larger than the sum of its proper divisors (42455837).

57550563 is a wasteful number, since it uses less digits than its factorization.

57550563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48111 (or 48108 counting only the distinct ones).

The product of its (nonzero) digits is 78750, while the sum is 36.

The square root of 57550563 is about 7586.2087369120. The cubic root of 57550563 is about 386.0852340257.

The spelling of 57550563 in words is "fifty-seven million, five hundred fifty thousand, five hundred sixty-three".