72262534737145 has 32 divisors (see below), whose sum is σ = 91683011047680. Its totient is φ = 54525045795840.

The previous prime is 72262534737137. The next prime is 72262534737149. The reversal of 72262534737145 is 54173743526227.

It is not a de Polignac number, because 72262534737145 - 2³ = 72262534737137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72262534737145.

It is not an unprimeable number, because it can be changed into a prime (72262534737149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 168166365 + ... + 168595525.

It is an arithmetic number, because the mean of its divisors is an integer number (2865094095240).

Almost surely, 2^{72262534737145} is an apocalyptic number.

It is an amenable number.

72262534737145 is a deficient number, since it is larger than the sum of its proper divisors (19420476310535).

72262534737145 is a wasteful number, since it uses less digits than its factorization.

72262534737145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437025.

The product of its digits is 59270400, while the sum is 58.

The spelling of 72262534737145 in words is "seventy-two trillion, two hundred sixty-two billion, five hundred thirty-four million, seven hundred thirty-seven thousand, one hundred forty-five".