57553641 has 12 divisors (see below), whose sum is σ = 87508720. Its totient is φ = 36349560.

The previous prime is 57553637. The next prime is 57553649. The reversal of 57553641 is 14635575.

57553641 is a `hidden beast` number, since 5 + 7 + 5 + 5 + 3 + 641 = 666.

It is not a de Polignac number, because 57553641 - 2² = 57553637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57553596 and 57553605.

It is not an unprimeable number, because it can be changed into a prime (57553649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168115 + ... + 168456.

Almost surely, 2^57553641 is an apocalyptic number.

It is an amenable number.

57553641 is a deficient number, since it is larger than the sum of its proper divisors (29955079).

57553641 is a wasteful number, since it uses less digits than its factorization.

57553641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336596 (or 336593 counting only the distinct ones).

The product of its digits is 63000, while the sum is 36.

The square root of 57553641 is about 7586.4116023322. The cubic root of 57553641 is about 386.0921169539.

The spelling of 57553641 in words is "fifty-seven million, five hundred fifty-three thousand, six hundred forty-one".