315636620222 has 48 divisors (see below), whose sum is σ = 626944966272. Its totient is φ = 117628544880.

The previous prime is 315636620171. The next prime is 315636620227. The reversal of 315636620222 is 222026636513.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315636620227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6340388 + ... + 6389975.

It is an arithmetic number, because the mean of its divisors is an integer number (13061353464).

Almost surely, 2^315636620222 is an apocalyptic number.

315636620222 is a deficient number, since it is larger than the sum of its proper divisors (311308346050).

315636620222 is a wasteful number, since it uses less digits than its factorization.

315636620222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12730413 (or 12730406 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 315636620222 in words is "three hundred fifteen billion, six hundred thirty-six million, six hundred twenty thousand, two hundred twenty-two".