11149370380 has 24 divisors (see below), whose sum is σ = 23480780400. Its totient is φ = 4446966720.

The previous prime is 11149370377. The next prime is 11149370381. The reversal of 11149370380 is 8307394111.

It is not an unprimeable number, because it can be changed into a prime (11149370381) 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, 791686 + ... + 805645.

It is an arithmetic number, because the mean of its divisors is an integer number (978365850).

Almost surely, 2^11149370380 is an apocalyptic number.

11149370380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11149370380 is an abundant number, since it is smaller than the sum of its proper divisors (12331410020).

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

11149370380 is a wasteful number, since it uses less digits than its factorization.

11149370380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1597689 (or 1597687 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 11149370380 in words is "eleven billion, one hundred forty-nine million, three hundred seventy thousand, three hundred eighty".