99800063 has 8 divisors (see below), whose sum is σ = 111815760. Its totient is φ = 88274880.

The previous prime is 99800023. The next prime is 99800069. The reversal of 99800063 is 36000899.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99800063 - 2²² = 95605759 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99799996 and 99800032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99800069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122198 + ... + 123011.

It is an arithmetic number, because the mean of its divisors is an integer number (13976970).

Almost surely, 2^99800063 is an apocalyptic number.

99800063 is a deficient number, since it is larger than the sum of its proper divisors (12015697).

99800063 is a wasteful number, since it uses less digits than its factorization.

99800063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245257.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 99800063 is about 9989.9981481480. The cubic root of 99800063 is about 463.8493351869.

The spelling of 99800063 in words is "ninety-nine million, eight hundred thousand, sixty-three".