2015313011355 has 32 divisors (see below), whose sum is σ = 3691358313984. Its totient is φ = 919732317696.

The previous prime is 2015313011329. The next prime is 2015313011407. The reversal of 2015313011355 is 5531103135102.

It is not a de Polignac number, because 2015313011355 - 2⁷ = 2015313011227 is a prime.

It is a super-2 number, since 2×2015313011355² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16121089 + ... + 16245618.

It is an arithmetic number, because the mean of its divisors is an integer number (115354947312).

Almost surely, 2^{2015313011355} is an apocalyptic number.

2015313011355 is a deficient number, since it is larger than the sum of its proper divisors (1676045302629).

2015313011355 is a wasteful number, since it uses less digits than its factorization.

2015313011355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32367315.

The product of its (nonzero) digits is 6750, while the sum is 30.

Adding to 2015313011355 its reverse (5531103135102), we get a palindrome (7546416146457).

The spelling of 2015313011355 in words is "two trillion, fifteen billion, three hundred thirteen million, eleven thousand, three hundred fifty-five".