20710590998 has 32 divisors (see below), whose sum is σ = 31924754400. Its totient is φ = 10073776896.

The previous prime is 20710590977. The next prime is 20710591007. The reversal of 20710590998 is 89909501702.

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 15 ways as a sum of consecutive naturals, for example, 3641465 + ... + 3647147.

It is an arithmetic number, because the mean of its divisors is an integer number (997648575).

Almost surely, 2^20710590998 is an apocalyptic number.

20710590998 is a deficient number, since it is larger than the sum of its proper divisors (11214163402).

20710590998 is a wasteful number, since it uses less digits than its factorization.

20710590998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6096.

The product of its (nonzero) digits is 408240, while the sum is 50.

The spelling of 20710590998 in words is "twenty billion, seven hundred ten million, five hundred ninety thousand, nine hundred ninety-eight".