72354070239 has 16 divisors (see below), whose sum is σ = 106967570304. Its totient is φ = 43132082400.

The previous prime is 72354070169. The next prime is 72354070249. The reversal of 72354070239 is 93207045327.

It is not a de Polignac number, because 72354070239 - 2¹¹ = 72354068191 is a prime.

It is a super-2 number, since 2×72354070239² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 72354070239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72354070249) 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, 17969689 + ... + 17973714.

It is an arithmetic number, because the mean of its divisors is an integer number (6685473144).

Almost surely, 2^72354070239 is an apocalyptic number.

72354070239 is a deficient number, since it is larger than the sum of its proper divisors (34613500065).

72354070239 is a wasteful number, since it uses less digits than its factorization.

72354070239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35943478.

The product of its (nonzero) digits is 317520, while the sum is 42.

The spelling of 72354070239 in words is "seventy-two billion, three hundred fifty-four million, seventy thousand, two hundred thirty-nine".