72073700564 has 12 divisors (see below), whose sum is σ = 126130856544. Its totient is φ = 36036312984.

The previous prime is 72073700549. The next prime is 72073700663. The reversal of 72073700564 is 46500737027.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447737 + ... + 587039.

It is an arithmetic number, because the mean of its divisors is an integer number (10510904712).

Almost surely, 2^72073700564 is an apocalyptic number.

It is an amenable number.

72073700564 is a deficient number, since it is larger than the sum of its proper divisors (54057155980).

72073700564 is a wasteful number, since it uses less digits than its factorization.

72073700564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268654 (or 268652 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 41.

The spelling of 72073700564 in words is "seventy-two billion, seventy-three million, seven hundred thousand, five hundred sixty-four".