72150611620120 has 64 divisors (see below), whose sum is σ = 182809760855040. Its totient is φ = 25390244553600.

The previous prime is 72150611620057. The next prime is 72150611620163. The reversal of 72150611620120 is 2102611605127.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2644803502 + ... + 2644830781.

It is an arithmetic number, because the mean of its divisors is an integer number (2856402513360).

Almost surely, 2^{72150611620120} is an apocalyptic number.

It is an amenable number.

72150611620120 is an abundant number, since it is smaller than the sum of its proper divisors (110659149234920).

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

72150611620120 is a wasteful number, since it uses less digits than its factorization.

72150611620120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5289634336 (or 5289634332 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 72150611620120 in words is "seventy-two trillion, one hundred fifty billion, six hundred eleven million, six hundred twenty thousand, one hundred twenty".