72346488331573 has 4 divisors (see below), whose sum is σ = 72346539172288. Its totient is φ = 72346437490860.

The previous prime is 72346488331547. The next prime is 72346488331721. The reversal of 72346488331573 is 37513388464327.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 72346488331573 - 2⁵ = 72346488331541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72346488331543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23222511 + ... + 26152972.

It is an arithmetic number, because the mean of its divisors is an integer number (18086634793072).

Almost surely, 2^{72346488331573} is an apocalyptic number.

It is an amenable number.

72346488331573 is a deficient number, since it is larger than the sum of its proper divisors (50840715).

72346488331573 is a wasteful number, since it uses less digits than its factorization.

72346488331573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50840714.

The product of its digits is 243855360, while the sum is 64.

The spelling of 72346488331573 in words is "seventy-two trillion, three hundred forty-six billion, four hundred eighty-eight million, three hundred thirty-one thousand, five hundred seventy-three".