72162883734 has 16 divisors (see below), whose sum is σ = 146691764400. Its totient is φ = 23659961760.

The previous prime is 72162883703. The next prime is 72162883769. The reversal of 72162883734 is 43738826127.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98582809 + ... + 98583540.

It is an arithmetic number, because the mean of its divisors is an integer number (9168235275).

Almost surely, 2^72162883734 is an apocalyptic number.

72162883734 is an abundant number, since it is smaller than the sum of its proper divisors (74528880666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72162883734 is a wasteful number, since it uses less digits than its factorization.

72162883734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197166415.

The product of its digits is 2709504, while the sum is 51.

The spelling of 72162883734 in words is "seventy-two billion, one hundred sixty-two million, eight hundred eighty-three thousand, seven hundred thirty-four".