11192199432 has 64 divisors (see below), whose sum is σ = 29482752000. Its totient is φ = 3530827584.

The previous prime is 11192199427. The next prime is 11192199443. The reversal of 11192199432 is 23499129111.

It is a happy number.

It is a super-2 number, since 2×11192199432² (a number of 21 digits) contains 22 as substring.

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, 461973 + ... + 485595.

It is an arithmetic number, because the mean of its divisors is an integer number (460668000).

Almost surely, 2^11192199432 is an apocalyptic number.

11192199432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11192199432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14741376000).

11192199432 is an abundant number, since it is smaller than the sum of its proper divisors (18290552568).

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

11192199432 is a wasteful number, since it uses less digits than its factorization.

11192199432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24690 (or 24686 counting only the distinct ones).

The product of its digits is 34992, while the sum is 42.

The spelling of 11192199432 in words is "eleven billion, one hundred ninety-two million, one hundred ninety-nine thousand, four hundred thirty-two".