431796180544 has 21 divisors (see below), whose sum is σ = 856855977547. Its totient is φ = 215895461824.

The previous prime is 431796180521. The next prime is 431796180617. The reversal of 431796180544 is 445081697134.

The square root of 431796180544 is 657112.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 431796180491 and 431796180500.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5215827 + ... + 5297965.

Almost surely, 2^431796180544 is an apocalyptic number.

431796180544 is the 657112-nd square number.

It is an amenable number.

431796180544 is a deficient number, since it is larger than the sum of its proper divisors (425059797003).

431796180544 is an frugal number, since it uses more digits than its factorization.

431796180544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164290 (or 82141 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 431796180544 in words is "four hundred thirty-one billion, seven hundred ninety-six million, one hundred eighty thousand, five hundred forty-four".