72220712019 has 8 divisors (see below), whose sum is σ = 96296894400. Its totient is φ = 48145835496.

The previous prime is 72220711961. The next prime is 72220712023. The reversal of 72220712019 is 91021702227.

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

It is not a de Polignac number, because 72220712019 - 2⁸ = 72220711763 is a prime.

It is a super-2 number, since 2×72220712019² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72220711019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189169 + ... + 424530.

It is an arithmetic number, because the mean of its divisors is an integer number (12037111800).

Almost surely, 2^72220712019 is an apocalyptic number.

72220712019 is a deficient number, since it is larger than the sum of its proper divisors (24076182381).

72220712019 is a wasteful number, since it uses less digits than its factorization.

72220712019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652929.

The product of its (nonzero) digits is 7056, while the sum is 33.

The spelling of 72220712019 in words is "seventy-two billion, two hundred twenty million, seven hundred twelve thousand, nineteen".