72314377775443 has 4 divisors (see below), whose sum is σ = 75458481157008. Its totient is φ = 69170274393880.

The previous prime is 72314377775417. The next prime is 72314377775501. The reversal of 72314377775443 is 34457777341327.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72314377775443 - 2²⁹ = 72313840904531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72314377775243) 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, 1572051690748 + ... + 1572051690793.

It is an arithmetic number, because the mean of its divisors is an integer number (18864620289252).

Almost surely, 2^{72314377775443} is an apocalyptic number.

72314377775443 is a deficient number, since it is larger than the sum of its proper divisors (3144103381565).

72314377775443 is a wasteful number, since it uses less digits than its factorization.

72314377775443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3144103381564.

The product of its digits is 290424960, while the sum is 64.

The spelling of 72314377775443 in words is "seventy-two trillion, three hundred fourteen billion, three hundred seventy-seven million, seven hundred seventy-five thousand, four hundred forty-three".