99138236483402 has 32 divisors (see below), whose sum is σ = 161090903364480. Its totient is φ = 45617212428480.

The previous prime is 99138236483389. The next prime is 99138236483411. The reversal of 99138236483402 is 20438463283199.

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, 130923749 + ... + 131678792.

It is an arithmetic number, because the mean of its divisors is an integer number (5034090730140).

Almost surely, 2^{99138236483402} is an apocalyptic number.

99138236483402 is a deficient number, since it is larger than the sum of its proper divisors (61952666881078).

99138236483402 is a wasteful number, since it uses less digits than its factorization.

99138236483402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262602878.

The product of its (nonzero) digits is 53747712, while the sum is 62.

The spelling of 99138236483402 in words is "ninety-nine trillion, one hundred thirty-eight billion, two hundred thirty-six million, four hundred eighty-three thousand, four hundred two".