11515254354411 has 8 divisors (see below), whose sum is σ = 15883109454480. Its totient is φ = 7412117745312.

The previous prime is 11515254354371. The next prime is 11515254354419. The reversal of 11515254354411 is 11445345251511.

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

It is not a de Polignac number, because 11515254354411 - 2²⁶ = 11515187245547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11515254354419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66179622640 + ... + 66179622813.

It is an arithmetic number, because the mean of its divisors is an integer number (1985388681810).

Almost surely, 2^{11515254354411} is an apocalyptic number.

11515254354411 is a deficient number, since it is larger than the sum of its proper divisors (4367855100069).

11515254354411 is a wasteful number, since it uses less digits than its factorization.

11515254354411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132359245485.

The product of its digits is 240000, while the sum is 42.

The spelling of 11515254354411 in words is "eleven trillion, five hundred fifteen billion, two hundred fifty-four million, three hundred fifty-four thousand, four hundred eleven".