20314716198 has 32 divisors (see below), whose sum is σ = 46584916224. Its totient is φ = 5785294752.

The previous prime is 20314716197. The next prime is 20314716277. The reversal of 20314716198 is 89161741302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20314716193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 774865 + ... + 800652.

It is an arithmetic number, because the mean of its divisors is an integer number (1455778632).

Almost surely, 2^20314716198 is an apocalyptic number.

20314716198 is an abundant number, since it is smaller than the sum of its proper divisors (26270200026).

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

20314716198 is a wasteful number, since it uses less digits than its factorization.

20314716198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1575836.

The product of its (nonzero) digits is 72576, while the sum is 42.

The spelling of 20314716198 in words is "twenty billion, three hundred fourteen million, seven hundred sixteen thousand, one hundred ninety-eight".