99883335870 has 64 divisors (see below), whose sum is σ = 266392224000. Its totient is φ = 26631890208.

The previous prime is 99883335847. The next prime is 99883335907. The reversal of 99883335870 is 7853338899.

It is a junction number, because it is equal to n+sod(n) for n = 99883335798 and 99883335807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2349261 + ... + 2391399.

It is an arithmetic number, because the mean of its divisors is an integer number (4162378500).

Almost surely, 2^99883335870 is an apocalyptic number.

99883335870 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

99883335870 is the 158022-nd decagonal number.

99883335870 is an abundant number, since it is smaller than the sum of its proper divisors (166508888130).

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

99883335870 is a wasteful number, since it uses less digits than its factorization.

99883335870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50934 (or 50928 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 99883335870 in words is "ninety-nine billion, eight hundred eighty-three million, three hundred thirty-five thousand, eight hundred seventy".