11442189960 has 96 divisors (see below), whose sum is σ = 38803976640. Its totient is φ = 2918585472.

The previous prime is 11442189959. The next prime is 11442189977. The reversal of 11442189960 is 6998124411.

It is a happy number.

It is a super-2 number, since 2×11442189960² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 682674 + ... + 699233.

It is an arithmetic number, because the mean of its divisors is an integer number (404208090).

Almost surely, 2^11442189960 is an apocalyptic number.

11442189960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11442189960 is an abundant number, since it is smaller than the sum of its proper divisors (27361786680).

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

11442189960 is a wasteful number, since it uses less digits than its factorization.

11442189960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381947 (or 1381940 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The spelling of 11442189960 in words is "eleven billion, four hundred forty-two million, one hundred eighty-nine thousand, nine hundred sixty".