99926480432 has 80 divisors (see below), whose sum is σ = 203156878080. Its totient is φ = 47524029696.

The previous prime is 99926480431. The next prime is 99926480473. The reversal of 99926480432 is 23408462999.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (99926480431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89459138 + ... + 89460254.

It is an arithmetic number, because the mean of its divisors is an integer number (2539460976).

Almost surely, 2^99926480432 is an apocalyptic number.

99926480432 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is a pronic number, being equal to 316111×316112.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99926480432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101578439040).

99926480432 is an abundant number, since it is smaller than the sum of its proper divisors (103230397648).

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

99926480432 is a wasteful number, since it uses less digits than its factorization.

99926480432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290 (or 2284 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 56.

The spelling of 99926480432 in words is "ninety-nine billion, nine hundred twenty-six million, four hundred eighty thousand, four hundred thirty-two".