11383771044 has 24 divisors (see below), whose sum is σ = 26882160480. Its totient is φ = 3748872064.

The previous prime is 11383771039. The next prime is 11383771067. The reversal of 11383771044 is 44017738311.

It is a junction number, because it is equal to n+sod(n) for n = 11383770993 and 11383771011.

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, 5713749 + ... + 5715740.

It is an arithmetic number, because the mean of its divisors is an integer number (1120090020).

Almost surely, 2^11383771044 is an apocalyptic number.

It is an amenable number.

11383771044 is an abundant number, since it is smaller than the sum of its proper divisors (15498389436).

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

11383771044 is a wasteful number, since it uses less digits than its factorization.

11383771044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11429579 (or 11429577 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The spelling of 11383771044 in words is "eleven billion, three hundred eighty-three million, seven hundred seventy-one thousand, forty-four".