316506502442 has 16 divisors (see below), whose sum is σ = 512945153952. Its totient is φ = 145604090160.

The previous prime is 316506502409. The next prime is 316506502457. The reversal of 316506502442 is 244205605613.

It is a junction number, because it is equal to n+sod(n) for n = 316506502396 and 316506502405.

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, 19818284 + ... + 19834247.

It is an arithmetic number, because the mean of its divisors is an integer number (32059072122).

Almost surely, 2^316506502442 is an apocalyptic number.

316506502442 is a deficient number, since it is larger than the sum of its proper divisors (196438651510).

316506502442 is a wasteful number, since it uses less digits than its factorization.

316506502442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39652853.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 316506502442 in words is "three hundred sixteen billion, five hundred six million, five hundred two thousand, four hundred forty-two".