315553656461203 has 4 divisors (see below), whose sum is σ = 315574608183088. Its totient is φ = 315532704739320.

The previous prime is 315553656461191. The next prime is 315553656461213. The reversal of 315553656461203 is 302164656355513.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 315553656461203 - 2⁵ = 315553656461171 is a prime.

It is a super-2 number, since 2×315553656461203² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315553656461213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10475838351 + ... + 10475868472.

It is an arithmetic number, because the mean of its divisors is an integer number (78893652045772).

Almost surely, 2^{315553656461203} is an apocalyptic number.

315553656461203 is a deficient number, since it is larger than the sum of its proper divisors (20951721885).

315553656461203 is a wasteful number, since it uses less digits than its factorization.

315553656461203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20951721884.

The product of its (nonzero) digits is 29160000, while the sum is 55.

The spelling of 315553656461203 in words is "three hundred fifteen trillion, five hundred fifty-three billion, six hundred fifty-six million, four hundred sixty-one thousand, two hundred three".