72430604251564 has 48 divisors (see below), whose sum is σ = 139100182179840. Its totient is φ = 32795976548160.

The previous prime is 72430604251543. The next prime is 72430604251657. The reversal of 72430604251564 is 46515240603427.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22534764 + ... + 25547539.

It is an arithmetic number, because the mean of its divisors is an integer number (2897920462080).

Almost surely, 2^{72430604251564} is an apocalyptic number.

It is an amenable number.

72430604251564 is a deficient number, since it is larger than the sum of its proper divisors (66669577928276).

72430604251564 is a wasteful number, since it uses less digits than its factorization.

72430604251564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48082870 (or 48082868 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 49.

The spelling of 72430604251564 in words is "seventy-two trillion, four hundred thirty billion, six hundred four million, two hundred fifty-one thousand, five hundred sixty-four".