316722264142 has 4 divisors (see below), whose sum is σ = 475083396216. Its totient is φ = 158361132070.

The previous prime is 316722264139. The next prime is 316722264151. The reversal of 316722264142 is 241462227613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241462227613 = 17123 ⋅14101631.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 316722264095 and 316722264104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79180566034 + ... + 79180566037.

It is an arithmetic number, because the mean of its divisors is an integer number (118770849054).

Almost surely, 2^316722264142 is an apocalyptic number.

316722264142 is a deficient number, since it is larger than the sum of its proper divisors (158361132074).

316722264142 is a wasteful number, since it uses less digits than its factorization.

316722264142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158361132073.

The product of its digits is 193536, while the sum is 40.

The spelling of 316722264142 in words is "three hundred sixteen billion, seven hundred twenty-two million, two hundred sixty-four thousand, one hundred forty-two".