3115320450365 has 16 divisors (see below), whose sum is σ = 3757993219200. Its totient is φ = 2479189394880.

The previous prime is 3115320450337. The next prime is 3115320450371. The reversal of 3115320450365 is 5630540235113.

It is a de Polignac number, because none of the positive numbers 2^k-3115320450365 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4233470 + ... + 4914560.

It is an arithmetic number, because the mean of its divisors is an integer number (234874576200).

Almost surely, 2^{3115320450365} is an apocalyptic number.

It is an amenable number.

3115320450365 is a deficient number, since it is larger than the sum of its proper divisors (642672768835).

3115320450365 is a wasteful number, since it uses less digits than its factorization.

3115320450365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685892.

The product of its (nonzero) digits is 162000, while the sum is 38.

Adding to 3115320450365 its reverse (5630540235113), we get a palindrome (8745860685478).

The spelling of 3115320450365 in words is "three trillion, one hundred fifteen billion, three hundred twenty million, four hundred fifty thousand, three hundred sixty-five".