99016602580 has 48 divisors (see below), whose sum is σ = 241186732416. Its totient is φ = 33441851520.

The previous prime is 99016602523. The next prime is 99016602583. The reversal of 99016602580 is 8520661099.

It is a self number, because there is not a number n which added to its sum of digits gives 99016602580.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99016602583) 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, 5268691 + ... + 5287450.

It is an arithmetic number, because the mean of its divisors is an integer number (5024723592).

Almost surely, 2^99016602580 is an apocalyptic number.

It is an amenable number.

99016602580 is an abundant number, since it is smaller than the sum of its proper divisors (142170129836).

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

99016602580 is a wasteful number, since it uses less digits than its factorization.

99016602580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10556224 (or 10556222 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 99016602580 in words is "ninety-nine billion, sixteen million, six hundred two thousand, five hundred eighty".