11244555780 has 48 divisors (see below), whose sum is σ = 32000910144. Its totient is φ = 2949390720.

The previous prime is 11244555779. The next prime is 11244555793. The reversal of 11244555780 is 8755544211.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

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, 1532482 + ... + 1539801.

It is an arithmetic number, because the mean of its divisors is an integer number (666685628).

Almost surely, 2^11244555780 is an apocalyptic number.

11244555780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11244555780 is an abundant number, since it is smaller than the sum of its proper divisors (20756354364).

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

11244555780 is a wasteful number, since it uses less digits than its factorization.

11244555780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3072356 (or 3072354 counting only the distinct ones).

The product of its (nonzero) digits is 224000, while the sum is 42.

The spelling of 11244555780 in words is "eleven billion, two hundred forty-four million, five hundred fifty-five thousand, seven hundred eighty".