11156326404 has 24 divisors (see below), whose sum is σ = 26091559200. Its totient is φ = 3710185344.

The previous prime is 11156326373. The next prime is 11156326421. The reversal of 11156326404 is 40462365111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1068354 + ... + 1078745.

It is an arithmetic number, because the mean of its divisors is an integer number (1087148300).

Almost surely, 2^11156326404 is an apocalyptic number.

It is an amenable number.

11156326404 is an abundant number, since it is smaller than the sum of its proper divisors (14935232796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11156326404 is a wasteful number, since it uses less digits than its factorization.

11156326404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2147539 (or 2147537 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 11156326404 in words is "eleven billion, one hundred fifty-six million, three hundred twenty-six thousand, four hundred four".