20000099998 has 16 divisors (see below), whose sum is σ = 31596923520. Its totient is φ = 9468386136.

The previous prime is 20000099969. The next prime is 20000100013. The reversal of 20000099998 is 89999000002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79840 + ... + 215347.

It is an arithmetic number, because the mean of its divisors is an integer number (1974807720).

Almost surely, 2^20000099998 is an apocalyptic number.

20000099998 is a deficient number, since it is larger than the sum of its proper divisors (11596823522).

20000099998 is a wasteful number, since it uses less digits than its factorization.

20000099998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296991.

The product of its (nonzero) digits is 104976, while the sum is 46.

The spelling of 20000099998 in words is "twenty billion, ninety-nine thousand, nine hundred ninety-eight".