72654764576 has 24 divisors (see below), whose sum is σ = 143916618384. Its totient is φ = 36104512320.

The previous prime is 72654764549. The next prime is 72654764579. The reversal of 72654764576 is 67546745627.

It is not an unprimeable number, because it can be changed into a prime (72654764579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6959390 + ... + 6969821.

It is an arithmetic number, because the mean of its divisors is an integer number (5996525766).

Almost surely, 2^72654764576 is an apocalyptic number.

It is an amenable number.

72654764576 is a deficient number, since it is larger than the sum of its proper divisors (71261853808).

72654764576 is a wasteful number, since it uses less digits than its factorization.

72654764576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13929384 (or 13929376 counting only the distinct ones).

The product of its digits is 59270400, while the sum is 59.

The spelling of 72654764576 in words is "seventy-two billion, six hundred fifty-four million, seven hundred sixty-four thousand, five hundred seventy-six".