72237158860 has 24 divisors (see below), whose sum is σ = 151714717056. Its totient is φ = 28891685760.

The previous prime is 72237158837. The next prime is 72237158867. The reversal of 72237158860 is 6885173227.

It is not an unprimeable number, because it can be changed into a prime (72237158867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7737 + ... + 380176.

It is an arithmetic number, because the mean of its divisors is an integer number (6321446544).

Almost surely, 2^72237158860 is an apocalyptic number.

It is an amenable number.

72237158860 is an abundant number, since it is smaller than the sum of its proper divisors (79477558196).

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

72237158860 is a wasteful number, since it uses less digits than its factorization.

72237158860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397233 (or 397231 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 72237158860 in words is "seventy-two billion, two hundred thirty-seven million, one hundred fifty-eight thousand, eight hundred sixty".