56589498565 has 8 divisors (see below), whose sum is σ = 68579749368. Its totient is φ = 44823364800.

The previous prime is 56589498547. The next prime is 56589498577.

It is a happy number.

56589498565 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 29740382116 + 26849116449 = 172454^2 + 163857^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56589498565 - 2¹⁵ = 56589465797 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56589498494 and 56589498503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56028702 + ... + 56029711.

It is an arithmetic number, because the mean of its divisors is an integer number (8572468671).

Almost surely, 2^56589498565 is an apocalyptic number.

It is an amenable number.

56589498565 is a deficient number, since it is larger than the sum of its proper divisors (11990250803).

56589498565 is a wasteful number, since it uses less digits than its factorization.

56589498565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112058519.

The product of its digits is 466560000, while the sum is 70.

The spelling of 56589498565 in words is "fifty-six billion, five hundred eighty-nine million, four hundred ninety-eight thousand, five hundred sixty-five".