315520045516255 has 8 divisors (see below), whose sum is σ = 378673207470432. Its totient is φ = 252383267845728.

The previous prime is 315520045516241. The next prime is 315520045516339. The reversal of 315520045516255 is 552615540025513.

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

It is a cyclic number.

It is not a de Polignac number, because 315520045516255 - 2¹⁷ = 315520045385183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 315520045516199 and 315520045516208.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4096028544 + ... + 4096105573.

It is an arithmetic number, because the mean of its divisors is an integer number (47334150933804).

Almost surely, 2^{315520045516255} is an apocalyptic number.

315520045516255 is a deficient number, since it is larger than the sum of its proper divisors (63153161954177).

315520045516255 is an equidigital number, since it uses as much as digits as its factorization.

315520045516255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8192141825.

The product of its (nonzero) digits is 4500000, while the sum is 49.

The spelling of 315520045516255 in words is "three hundred fifteen trillion, five hundred twenty billion, forty-five million, five hundred sixteen thousand, two hundred fifty-five".