315223154255 has 8 divisors (see below), whose sum is σ = 378271309824. Its totient is φ = 252176173600.

The previous prime is 315223154227. The next prime is 315223154269. The reversal of 315223154255 is 552451322513.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-315223154255 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 483485 + ... + 929625.

It is an arithmetic number, because the mean of its divisors is an integer number (47283913728).

Almost surely, 2^315223154255 is an apocalyptic number.

315223154255 is a deficient number, since it is larger than the sum of its proper divisors (63048155569).

315223154255 is a wasteful number, since it uses less digits than its factorization.

315223154255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587457.

The product of its digits is 180000, while the sum is 38.

Adding to 315223154255 its reverse (552451322513), we get a palindrome (867674476768).

The spelling of 315223154255 in words is "three hundred fifteen billion, two hundred twenty-three million, one hundred fifty-four thousand, two hundred fifty-five".