11234444567780 has 48 divisors (see below), whose sum is σ = 26962985473536. Its totient is φ = 3851764064640.

The previous prime is 11234444567761. The next prime is 11234444567821. The reversal of 11234444567780 is 8776544443211.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12728390 + ... + 13582370.

It is an arithmetic number, because the mean of its divisors is an integer number (561728864032).

Almost surely, 2^{11234444567780} is an apocalyptic number.

11234444567780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11234444567780 is an abundant number, since it is smaller than the sum of its proper divisors (15728540905756).

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

11234444567780 is a wasteful number, since it uses less digits than its factorization.

11234444567780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947964 (or 947962 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 56.

The spelling of 11234444567780 in words is "eleven trillion, two hundred thirty-four billion, four hundred forty-four million, five hundred sixty-seven thousand, seven hundred eighty".