72367604023 has 16 divisors (see below), whose sum is σ = 86623429536. Its totient is φ = 59582240640.

The previous prime is 72367604017. The next prime is 72367604039. The reversal of 72367604023 is 32040676327.

It is a de Polignac number, because none of the positive numbers 2^k-72367604023 is a prime.

It is a super-3 number, since 3×72367604023³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72367604003) 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, 4766640 + ... + 4781797.

It is an arithmetic number, because the mean of its divisors is an integer number (5413964346).

Almost surely, 2^72367604023 is an apocalyptic number.

72367604023 is a deficient number, since it is larger than the sum of its proper divisors (14255825513).

72367604023 is a wasteful number, since it uses less digits than its factorization.

72367604023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9548514.

The product of its (nonzero) digits is 254016, while the sum is 40.

The spelling of 72367604023 in words is "seventy-two billion, three hundred sixty-seven million, six hundred four thousand, twenty-three".