72115061251252 has 24 divisors (see below), whose sum is σ = 126462886405632. Its totient is φ = 35982820048800.

The previous prime is 72115061251249. The next prime is 72115061251297. The reversal of 72115061251252 is 25215216051127.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22524477 + ... + 25526107.

It is an arithmetic number, because the mean of its divisors is an integer number (5269286933568).

Almost surely, 2^{72115061251252} is an apocalyptic number.

It is an amenable number.

72115061251252 is a deficient number, since it is larger than the sum of its proper divisors (54347825154380).

72115061251252 is a wasteful number, since it uses less digits than its factorization.

72115061251252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3014079 (or 3014077 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 40.

The spelling of 72115061251252 in words is "seventy-two trillion, one hundred fifteen billion, sixty-one million, two hundred fifty-one thousand, two hundred fifty-two".