11451136255015 has 16 divisors (see below), whose sum is σ = 14549760714528. Its totient is φ = 8621983584256.

The previous prime is 11451136254997. The next prime is 11451136255147. The reversal of 11451136255015 is 51055263115411.

It is a cyclic number.

It is not a de Polignac number, because 11451136255015 - 2²¹ = 11451134157863 is a prime.

It is a super-2 number, since 2×11451136255015² (a number of 27 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 24139959 + ... + 24609751.

It is an arithmetic number, because the mean of its divisors is an integer number (909360044658).

Almost surely, 2^{11451136255015} is an apocalyptic number.

11451136255015 is a deficient number, since it is larger than the sum of its proper divisors (3098624459513).

11451136255015 is a wasteful number, since it uses less digits than its factorization.

11451136255015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756578.

The product of its (nonzero) digits is 90000, while the sum is 40.

The spelling of 11451136255015 in words is "eleven trillion, four hundred fifty-one billion, one hundred thirty-six million, two hundred fifty-five thousand, fifteen".