11290890732 has 24 divisors (see below), whose sum is σ = 28740449472. Its totient is φ = 3421482000.

The previous prime is 11290890727. The next prime is 11290890817. The reversal of 11290890732 is 23709809211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42768394 + ... + 42768657.

It is an arithmetic number, because the mean of its divisors is an integer number (1197518728).

Almost surely, 2^11290890732 is an apocalyptic number.

11290890732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11290890732 is an abundant number, since it is smaller than the sum of its proper divisors (17449558740).

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

11290890732 is a wasteful number, since it uses less digits than its factorization.

11290890732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85537069 (or 85537067 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The spelling of 11290890732 in words is "eleven billion, two hundred ninety million, eight hundred ninety thousand, seven hundred thirty-two".