315043106052055 has 4 divisors (see below), whose sum is σ = 378051727262472. Its totient is φ = 252034484841640.

The previous prime is 315043106052049. The next prime is 315043106052061. The reversal of 315043106052055 is 550250601340513.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (315043106052049) and next prime (315043106052061).

It is not a de Polignac number, because 315043106052055 - 2³⁵ = 315008746313687 is a prime.

It is a Smith number, since the sum of its digits (40) 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 = 315043106051999 and 315043106052017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31504310605201 + ... + 31504310605210.

It is an arithmetic number, because the mean of its divisors is an integer number (94512931815618).

Almost surely, 2^{315043106052055} is an apocalyptic number.

315043106052055 is a deficient number, since it is larger than the sum of its proper divisors (63008621210417).

315043106052055 is an equidigital number, since it uses as much as digits as its factorization.

315043106052055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63008621210416.

The product of its (nonzero) digits is 270000, while the sum is 40.

Adding to 315043106052055 its reverse (550250601340513), we get a palindrome (865293707392568).

The spelling of 315043106052055 in words is "three hundred fifteen trillion, forty-three billion, one hundred six million, fifty-two thousand, fifty-five".