20209460092 has 24 divisors (see below), whose sum is σ = 36215663792. Its totient is φ = 9862473600.

The previous prime is 20209460083. The next prime is 20209460177. The reversal of 20209460092 is 29006490202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 194992 + ... + 280072.

Almost surely, 2^20209460092 is an apocalyptic number.

It is an amenable number.

20209460092 is a deficient number, since it is larger than the sum of its proper divisors (16006203700).

20209460092 is a wasteful number, since it uses less digits than its factorization.

20209460092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86509 (or 86507 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 20209460092 in words is "twenty billion, two hundred nine million, four hundred sixty thousand, ninety-two".