20132098998 has 16 divisors (see below), whose sum is σ = 43924579776. Its totient is φ = 6100636040.

The previous prime is 20132098993. The next prime is 20132098999. The reversal of 20132098998 is 89989023102.

It is a self number, because there is not a number n which added to its sum of digits gives 20132098998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20132098993) 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, 152515836 + ... + 152515967.

It is an arithmetic number, because the mean of its divisors is an integer number (2745286236).

Almost surely, 2^20132098998 is an apocalyptic number.

20132098998 is an abundant number, since it is smaller than the sum of its proper divisors (23792480778).

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

20132098998 is a wasteful number, since it uses less digits than its factorization.

20132098998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305031819.

The product of its (nonzero) digits is 559872, while the sum is 51.

The spelling of 20132098998 in words is "twenty billion, one hundred thirty-two million, ninety-eight thousand, nine hundred ninety-eight".