72251422622316 has 72 divisors (see below), whose sum is σ = 208851845156864. Its totient is φ = 20630850219360.

The previous prime is 72251422622293. The next prime is 72251422622321. The reversal of 72251422622316 is 61322622415227.

72251422622316 is a `hidden beast` number, since 7 + 2 + 2 + 5 + 1 + 4 + 2 + 2 + 622 + 3 + 16 = 666.

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 23 ways as a sum of consecutive naturals, for example, 85784170 + ... + 86622321.

Almost surely, 2^{72251422622316} is an apocalyptic number.

It is an amenable number.

72251422622316 is an abundant number, since it is smaller than the sum of its proper divisors (136600422534548).

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

72251422622316 is a wasteful number, since it uses less digits than its factorization.

72251422622316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172408171 (or 172408166 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The spelling of 72251422622316 in words is "seventy-two trillion, two hundred fifty-one billion, four hundred twenty-two million, six hundred twenty-two thousand, three hundred sixteen".