315944374143 has 16 divisors (see below), whose sum is σ = 433786148480. Its totient is φ = 204396133536.

The previous prime is 315944374133. The next prime is 315944374147. The reversal of 315944374143 is 341473449513.

It is not a de Polignac number, because 315944374143 - 2⁴ = 315944374127 is a prime.

It is a super-2 number, since 2×315944374143² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 315944374092 and 315944374101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315944374147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3713005 + ... + 3797142.

It is an arithmetic number, because the mean of its divisors is an integer number (27111634280).

Almost surely, 2^315944374143 is an apocalyptic number.

315944374143 is a deficient number, since it is larger than the sum of its proper divisors (117841774337).

315944374143 is a wasteful number, since it uses less digits than its factorization.

315944374143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7510566.

The product of its digits is 2177280, while the sum is 48.

The spelling of 315944374143 in words is "three hundred fifteen billion, nine hundred forty-four million, three hundred seventy-four thousand, one hundred forty-three".