72063013504 has 32 divisors (see below), whose sum is σ = 144284508000. Its totient is φ = 35850431232.

The previous prime is 72063013487. The next prime is 72063013577. The reversal of 72063013504 is 40531036027.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1389082 + ... + 1440025.

It is an arithmetic number, because the mean of its divisors is an integer number (4508890875).

Almost surely, 2^72063013504 is an apocalyptic number.

It is an amenable number.

72063013504 is an abundant number, since it is smaller than the sum of its proper divisors (72221494496).

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

72063013504 is a wasteful number, since it uses less digits than its factorization.

72063013504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829320 (or 2829308 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The spelling of 72063013504 in words is "seventy-two billion, sixty-three million, thirteen thousand, five hundred four".