99432690402 has 32 divisors (see below), whose sum is σ = 208344305664. Its totient is φ = 31596325200.

The previous prime is 99432690359. The next prime is 99432690403. The reversal of 99432690402 is 20409623499.

It is not an unprimeable number, because it can be changed into a prime (99432690403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3976974 + ... + 4001897.

It is an arithmetic number, because the mean of its divisors is an integer number (6510759552).

Almost surely, 2^99432690402 is an apocalyptic number.

99432690402 is an abundant number, since it is smaller than the sum of its proper divisors (108911615262).

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

99432690402 is a wasteful number, since it uses less digits than its factorization.

99432690402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7978974.

The product of its (nonzero) digits is 839808, while the sum is 48.

The spelling of 99432690402 in words is "ninety-nine billion, four hundred thirty-two million, six hundred ninety thousand, four hundred two".