72160156222001 has 8 divisors (see below), whose sum is σ = 72459854400384. Its totient is φ = 71860460345280.

The previous prime is 72160156221983. The next prime is 72160156222061. The reversal of 72160156222001 is 10022265106127.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 72160156222001 - 2³⁴ = 72142976352817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72160156222061) 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, 95466116 + ... + 96219018.

It is an arithmetic number, because the mean of its divisors is an integer number (9057481800048).

Almost surely, 2^{72160156222001} is an apocalyptic number.

It is an amenable number.

72160156222001 is a deficient number, since it is larger than the sum of its proper divisors (299698178383).

72160156222001 is a wasteful number, since it uses less digits than its factorization.

72160156222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150831.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 72160156222001 in words is "seventy-two trillion, one hundred sixty billion, one hundred fifty-six million, two hundred twenty-two thousand, one".