11344456780 has 24 divisors (see below), whose sum is σ = 24467235408. Its totient is φ = 4415139648.

The previous prime is 11344456777. The next prime is 11344456831. The reversal of 11344456780 is 8765444311.

It is a hoax number, since the sum of its digits (43) 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 7 ways as a sum of consecutive naturals, for example, 7664434 + ... + 7665913.

It is an arithmetic number, because the mean of its divisors is an integer number (1019468142).

Almost surely, 2^11344456780 is an apocalyptic number.

11344456780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11344456780 is an abundant number, since it is smaller than the sum of its proper divisors (13122778628).

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

11344456780 is a wasteful number, since it uses less digits than its factorization.

11344456780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15330393 (or 15330391 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 11344456780 in words is "eleven billion, three hundred forty-four million, four hundred fifty-six thousand, seven hundred eighty".