72420014542504 has 64 divisors (see below), whose sum is σ = 142934485680000. Its totient is φ = 34351328605440.

The previous prime is 72420014542457. The next prime is 72420014542517. The reversal of 72420014542504 is 40524541002427.

It is a happy number.

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, 2676354 + ... + 12328945.

It is an arithmetic number, because the mean of its divisors is an integer number (2233351338750).

Almost surely, 2^{72420014542504} is an apocalyptic number.

It is an amenable number.

72420014542504 is a deficient number, since it is larger than the sum of its proper divisors (70514471137496).

72420014542504 is a wasteful number, since it uses less digits than its factorization.

72420014542504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15005698 (or 15005694 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 40.

The spelling of 72420014542504 in words is "seventy-two trillion, four hundred twenty billion, fourteen million, five hundred forty-two thousand, five hundred four".