57589840561 has 4 divisors (see below), whose sum is σ = 62825280624. Its totient is φ = 52354400500.

The previous prime is 57589840523. The next prime is 57589840571. The reversal of 57589840561 is 16504898575.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57589840561 - 2¹¹ = 57589838513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57589840496 and 57589840505.

It is not an unprimeable number, because it can be changed into a prime (57589840571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2617720015 + ... + 2617720036.

It is an arithmetic number, because the mean of its divisors is an integer number (15706320156).

Almost surely, 2^57589840561 is an apocalyptic number.

It is an amenable number.

57589840561 is a deficient number, since it is larger than the sum of its proper divisors (5235440063).

57589840561 is a wasteful number, since it uses less digits than its factorization.

57589840561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5235440062.

The product of its (nonzero) digits is 12096000, while the sum is 58.

The spelling of 57589840561 in words is "fifty-seven billion, five hundred eighty-nine million, eight hundred forty thousand, five hundred sixty-one".