73112722412 has 12 divisors (see below), whose sum is σ = 131067929496. Its totient is φ = 35664742560.

The previous prime is 73112722393. The next prime is 73112722447. The reversal of 73112722412 is 21422721137.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222904478 + ... + 222904805.

It is an arithmetic number, because the mean of its divisors is an integer number (10922327458).

Almost surely, 2^73112722412 is an apocalyptic number.

It is an amenable number.

73112722412 is a deficient number, since it is larger than the sum of its proper divisors (57955207084).

73112722412 is a wasteful number, since it uses less digits than its factorization.

73112722412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445809328 (or 445809326 counting only the distinct ones).

The product of its digits is 9408, while the sum is 32.

The spelling of 73112722412 in words is "seventy-three billion, one hundred twelve million, seven hundred twenty-two thousand, four hundred twelve".