11144692590 has 32 divisors (see below), whose sum is σ = 26765284896. Its totient is φ = 2969915520.

The previous prime is 11144692477. The next prime is 11144692609. The reversal of 11144692590 is 9529644111.

It is a happy 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, 79621 + ... + 169200.

It is an arithmetic number, because the mean of its divisors is an integer number (836415153).

Almost surely, 2^11144692590 is an apocalyptic number.

11144692590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11144692590 is an abundant number, since it is smaller than the sum of its proper divisors (15620592306).

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

11144692590 is a wasteful number, since it uses less digits than its factorization.

11144692590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250324.

The product of its (nonzero) digits is 77760, while the sum is 42.

The spelling of 11144692590 in words is "eleven billion, one hundred forty-four million, six hundred ninety-two thousand, five hundred ninety".