99999663300 has 108 divisors (see below), whose sum is σ = 319357567620. Its totient is φ = 26163421440.

The previous prime is 99999663299. The next prime is 99999663301. The reversal of 99999663300 is 336699999.

It is an interprime number because it is at equal distance from previous prime (99999663299) and next prime (99999663301).

It can be written as a sum of positive squares in 6 ways, for example, as 4255213824 + 95744449476 = 65232^2 + 309426^2 .

It is a super-2 number, since 2×99999663300² (a number of 23 digits) contains 22 as substring.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (99999663301) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1000515 + ... + 1095914.

It is an arithmetic number, because the mean of its divisors is an integer number (2957014515).

Almost surely, 2^99999663300 is an apocalyptic number.

99999663300 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

99999663300 is an abundant number, since it is smaller than the sum of its proper divisors (219357904320).

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

99999663300 is a wasteful number, since it uses less digits than its factorization.

99999663300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2096502 (or 2096492 counting only the distinct ones).

The product of its (nonzero) digits is 19131876, while the sum is 63.

The spelling of 99999663300 in words is "ninety-nine billion, nine hundred ninety-nine million, six hundred sixty-three thousand, three hundred".