20206092254 has 16 divisors (see below), whose sum is σ = 32618131056. Its totient is φ = 9352867200.

The previous prime is 20206092253. The next prime is 20206092307. The reversal of 20206092254 is 45229060202.

It is a self number, because there is not a number n which added to its sum of digits gives 20206092254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20206092251) 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, 4869212 + ... + 4873359.

It is an arithmetic number, because the mean of its divisors is an integer number (2038633191).

Almost surely, 2^20206092254 is an apocalyptic number.

20206092254 is a deficient number, since it is larger than the sum of its proper divisors (12412038802).

20206092254 is a wasteful number, since it uses less digits than its factorization.

20206092254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9742651.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 20206092254 in words is "twenty billion, two hundred six million, ninety-two thousand, two hundred fifty-four".