99438001332 has 48 divisors (see below), whose sum is σ = 250897409280. Its totient is φ = 30532483072.

The previous prime is 99438001331. The next prime is 99438001357. The reversal of 99438001332 is 23310083499.

It is a super-2 number, since 2×99438001332² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99438001331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5175957 + ... + 5195132.

It is an arithmetic number, because the mean of its divisors is an integer number (5227029360).

Almost surely, 2^99438001332 is an apocalyptic number.

It is an amenable number.

99438001332 is an abundant number, since it is smaller than the sum of its proper divisors (151459407948).

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

99438001332 is a wasteful number, since it uses less digits than its factorization.

99438001332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10371160 (or 10371158 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The spelling of 99438001332 in words is "ninety-nine billion, four hundred thirty-eight million, one thousand, three hundred thirty-two".