72160156222068 has 12 divisors (see below), whose sum is σ = 168373697851520. Its totient is φ = 24053385407352.

The previous prime is 72160156222061. The next prime is 72160156222087. The reversal of 72160156222068 is 86022265106127.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72160156222061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3006673175908 + ... + 3006673175931.

Almost surely, 2^{72160156222068} is an apocalyptic number.

It is an amenable number.

72160156222068 is an abundant number, since it is smaller than the sum of its proper divisors (96213541629452).

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

72160156222068 is a wasteful number, since it uses less digits than its factorization.

72160156222068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6013346351846 (or 6013346351844 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 72160156222068 in words is "seventy-two trillion, one hundred sixty billion, one hundred fifty-six million, two hundred twenty-two thousand, sixty-eight".