72607225117 has 16 divisors (see below), whose sum is σ = 85750169472. Its totient is φ = 60185563200.

The previous prime is 72607225111. The next prime is 72607225123. The reversal of 72607225117 is 71152270627.

It is an interprime number because it is at equal distance from previous prime (72607225111) and next prime (72607225123).

It is not a de Polignac number, because 72607225117 - 2¹¹ = 72607223069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72607225117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72607225111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1163758 + ... + 1224559.

It is an arithmetic number, because the mean of its divisors is an integer number (5359385592).

Almost surely, 2^72607225117 is an apocalyptic number.

It is an amenable number.

72607225117 is a deficient number, since it is larger than the sum of its proper divisors (13142944355).

72607225117 is a wasteful number, since it uses less digits than its factorization.

72607225117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2388468.

The product of its (nonzero) digits is 82320, while the sum is 40.

The spelling of 72607225117 in words is "seventy-two billion, six hundred seven million, two hundred twenty-five thousand, one hundred seventeen".