315628140955 has 4 divisors (see below), whose sum is σ = 378753769152. Its totient is φ = 252502512760.

The previous prime is 315628140941. The next prime is 315628141007. The reversal of 315628140955 is 559041826513.

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

It is not a de Polignac number, because 315628140955 - 2¹³ = 315628132763 is a prime.

It is a super-2 number, since 2×315628140955² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 315628140899 and 315628140908.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 31562814091 + ... + 31562814100.

It is an arithmetic number, because the mean of its divisors is an integer number (94688442288).

Almost surely, 2^315628140955 is an apocalyptic number.

315628140955 is a deficient number, since it is larger than the sum of its proper divisors (63125628197).

315628140955 is an equidigital number, since it uses as much as digits as its factorization.

315628140955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63125628196.

The product of its (nonzero) digits is 1296000, while the sum is 49.

The spelling of 315628140955 in words is "three hundred fifteen billion, six hundred twenty-eight million, one hundred forty thousand, nine hundred fifty-five".