315623303666042 has 16 divisors (see below), whose sum is σ = 477854103196800. Its totient is φ = 156339061435440.

The previous prime is 315623303666023. The next prime is 315623303666053. The reversal of 315623303666042 is 240666303326513.

It is a happy number.

It is a super-2 number, since 2×315623303666042² (a number of 30 digits) contains 22 as substring.

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, 113329742 + ... + 116081337.

It is an arithmetic number, because the mean of its divisors is an integer number (29865881449800).

Almost surely, 2^{315623303666042} is an apocalyptic number.

315623303666042 is a deficient number, since it is larger than the sum of its proper divisors (162230799530758).

315623303666042 is a wasteful number, since it uses less digits than its factorization.

315623303666042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229417501.

The product of its (nonzero) digits is 8398080, while the sum is 50.

The spelling of 315623303666042 in words is "three hundred fifteen trillion, six hundred twenty-three billion, three hundred three million, six hundred sixty-six thousand, forty-two".