11142099984 has 80 divisors (see below), whose sum is σ = 29216300672. Its totient is φ = 3658604544.

The previous prime is 11142099923. The next prime is 11142100001. The reversal of 11142099984 is 48999024111.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 948354 + ... + 960030.

Almost surely, 2^11142099984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11142099984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14608150336).

11142099984 is an abundant number, since it is smaller than the sum of its proper divisors (18074200688).

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

11142099984 is a wasteful number, since it uses less digits than its factorization.

11142099984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11984 (or 11978 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 48.

The spelling of 11142099984 in words is "eleven billion, one hundred forty-two million, ninety-nine thousand, nine hundred eighty-four".