11259804836 has 24 divisors (see below), whose sum is σ = 23498724480. Its totient is φ = 4615820352.

The previous prime is 11259804823. The next prime is 11259804839. The reversal of 11259804836 is 63840895211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11259804839) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8741441 + ... + 8742728.

It is an arithmetic number, because the mean of its divisors is an integer number (979113520).

Almost surely, 2^11259804836 is an apocalyptic number.

It is an amenable number.

11259804836 is an abundant number, since it is smaller than the sum of its proper divisors (12238919644).

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

11259804836 is a wasteful number, since it uses less digits than its factorization.

11259804836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17484203 (or 17484201 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 11259804836 in words is "eleven billion, two hundred fifty-nine million, eight hundred four thousand, eight hundred thirty-six".