112884199428 has 648 divisors, whose sum is σ = 377721566208. Its totient is φ = 25985836800.

The previous prime is 112884199427. The next prime is 112884199469. The reversal of 112884199428 is 824991488211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (112884199423) by changing a digit.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 888851901 + ... + 888852027.

Almost surely, 2^112884199428 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 112884199428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188860783104).

112884199428 is an abundant number, since it is smaller than the sum of its proper divisors (264837366780).

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

112884199428 is a wasteful number, since it uses less digits than its factorization.

112884199428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 194 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 57.

The spelling of 112884199428 in words is "one hundred twelve billion, eight hundred eighty-four million, one hundred ninety-nine thousand, four hundred twenty-eight".