56204144523 has 6 divisors (see below), whose sum is σ = 81183764324. Its totient is φ = 37469429676.

The previous prime is 56204144519. The next prime is 56204144531. The reversal of 56204144523 is 32544140265.

56204144523 is a `hidden beast` number, since 5 + 6 + 204 + 1 + 445 + 2 + 3 = 666.

56204144523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56204144523 - 2² = 56204144519 is a prime.

It is a super-3 number, since 3×56204144523³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56204144123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3122452465 + ... + 3122452482.

Almost surely, 2^56204144523 is an apocalyptic number.

56204144523 is a deficient number, since it is larger than the sum of its proper divisors (24979619801).

56204144523 is a wasteful number, since it uses less digits than its factorization.

56204144523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6244904953 (or 6244904950 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 56204144523 its reverse (32544140265), we get a palindrome (88748284788).

The spelling of 56204144523 in words is "fifty-six billion, two hundred four million, one hundred forty-four thousand, five hundred twenty-three".