54239615236 has 9 divisors (see below), whose sum is σ = 94920141799. Its totient is φ = 27119574724.

The previous prime is 54239615233. The next prime is 54239615237. The reversal of 54239615236 is 63251693245.

The square root of 54239615236 is 232894.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54239615233) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 407565 + ... + 524011.

Almost surely, 2^54239615236 is an apocalyptic number.

54239615236 is the 232894-th square number.

It is an amenable number.

54239615236 is a deficient number, since it is larger than the sum of its proper divisors (40680526563).

54239615236 is an frugal number, since it uses more digits than its factorization.

54239615236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232898 (or 116449 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 46.

The spelling of 54239615236 in words is "fifty-four billion, two hundred thirty-nine million, six hundred fifteen thousand, two hundred thirty-six".