11158952826 has 128 divisors (see below), whose sum is σ = 27097804800. Its totient is φ = 2994900480.

The previous prime is 11158952809. The next prime is 11158952837. The reversal of 11158952826 is 62825985111.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13793110 + ... + 13793918.

It is an arithmetic number, because the mean of its divisors is an integer number (211701600).

Almost surely, 2^11158952826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11158952826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13548902400).

11158952826 is an abundant number, since it is smaller than the sum of its proper divisors (15938851974).

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

11158952826 is a wasteful number, since it uses less digits than its factorization.

11158952826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084.

The product of its digits is 345600, while the sum is 48.

The spelling of 11158952826 in words is "eleven billion, one hundred fifty-eight million, nine hundred fifty-two thousand, eight hundred twenty-six".