53662172440577 has 8 divisors (see below), whose sum is σ = 55995407403840. Its totient is φ = 51328945563280.

The previous prime is 53662172440559. The next prime is 53662172440579. The reversal of 53662172440577 is 77504427126635.

It is a happy number.

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

It is not a de Polignac number, because 53662172440577 - 2²⁰ = 53662171392001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53662172440579) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14366927 + ... + 17712507.

It is an arithmetic number, because the mean of its divisors is an integer number (6999425925480).

Almost surely, 2^{53662172440577} is an apocalyptic number.

It is an amenable number.

53662172440577 is a deficient number, since it is larger than the sum of its proper divisors (2333234963263).

53662172440577 is a wasteful number, since it uses less digits than its factorization.

53662172440577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4042983.

The product of its (nonzero) digits is 59270400, while the sum is 59.

The spelling of 53662172440577 in words is "fifty-three trillion, six hundred sixty-two billion, one hundred seventy-two million, four hundred forty thousand, five hundred seventy-seven".