315446181142 has 16 divisors (see below), whose sum is σ = 498831977952. Its totient is φ = 149310247680.

The previous prime is 315446181103. The next prime is 315446181151. The reversal of 315446181142 is 241181644513.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 315446181095 and 315446181104.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 35343609 + ... + 35352532.

It is an arithmetic number, because the mean of its divisors is an integer number (31176998622).

Almost surely, 2^315446181142 is an apocalyptic number.

315446181142 is a deficient number, since it is larger than the sum of its proper divisors (183385796810).

315446181142 is a wasteful number, since it uses less digits than its factorization.

315446181142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70696263.

The product of its digits is 92160, while the sum is 40.

The spelling of 315446181142 in words is "three hundred fifteen billion, four hundred forty-six million, one hundred eighty-one thousand, one hundred forty-two".