316377487021 has 24 divisors (see below), whose sum is σ = 337885811136. Its totient is φ = 296172096000.

The previous prime is 316377486941. The next prime is 316377487037. The reversal of 316377487021 is 120784773613.

It is a de Polignac number, because none of the positive numbers 2^k-316377487021 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 (316377487081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105422521 + ... + 105425521.

It is an arithmetic number, because the mean of its divisors is an integer number (14078575464).

Almost surely, 2^316377487021 is an apocalyptic number.

It is an amenable number.

316377487021 is a deficient number, since it is larger than the sum of its proper divisors (21508324115).

316377487021 is a wasteful number, since it uses less digits than its factorization.

316377487021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4869 (or 4852 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 49.

The spelling of 316377487021 in words is "three hundred sixteen billion, three hundred seventy-seven million, four hundred eighty-seven thousand, twenty-one".