72746461254 has 16 divisors (see below), whose sum is σ = 145496539440. Its totient is φ = 24248217600.

The previous prime is 72746461211. The next prime is 72746461301. The reversal of 72746461254 is 45216464727.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160054 + ... + 413654.

It is an arithmetic number, because the mean of its divisors is an integer number (9093533715).

Almost surely, 2^72746461254 is an apocalyptic number.

72746461254 is an abundant number, since it is smaller than the sum of its proper divisors (72750078186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72746461254 is a wasteful number, since it uses less digits than its factorization.

72746461254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301415.

The product of its digits is 2257920, while the sum is 48.

The spelling of 72746461254 in words is "seventy-two billion, seven hundred forty-six million, four hundred sixty-one thousand, two hundred fifty-four".