99129085982 has 16 divisors (see below), whose sum is σ = 152936044272. Its totient is φ = 48154328640.

The previous prime is 99129085969. The next prime is 99129085987. The reversal of 99129085982 is 28958092199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99129085987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 930119 + ... + 1031202.

It is an arithmetic number, because the mean of its divisors is an integer number (9558502767).

Almost surely, 2^99129085982 is an apocalyptic number.

99129085982 is a deficient number, since it is larger than the sum of its proper divisors (53806958290).

99129085982 is a wasteful number, since it uses less digits than its factorization.

99129085982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962043.

The product of its (nonzero) digits is 8398080, while the sum is 62.

The spelling of 99129085982 in words is "ninety-nine billion, one hundred twenty-nine million, eighty-five thousand, nine hundred eighty-two".