72224541673616 has 40 divisors (see below), whose sum is σ = 141378023548800. Its totient is φ = 35740181283200.

The previous prime is 72224541673567. The next prime is 72224541673631. The reversal of 72224541673616 is 61637614542227.

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, 5113976 + ... + 13061463.

It is an arithmetic number, because the mean of its divisors is an integer number (3534450588720).

Almost surely, 2^{72224541673616} is an apocalyptic number.

It is an amenable number.

72224541673616 is a deficient number, since it is larger than the sum of its proper divisors (69153481875184).

72224541673616 is a wasteful number, since it uses less digits than its factorization.

72224541673616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18178007 (or 18178001 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 56.

The spelling of 72224541673616 in words is "seventy-two trillion, two hundred twenty-four billion, five hundred forty-one million, six hundred seventy-three thousand, six hundred sixteen".