20466605298 has 16 divisors (see below), whose sum is σ = 41426382816. Its totient is φ = 6740006400.

The previous prime is 20466605281. The next prime is 20466605309. The reversal of 20466605298 is 89250666402.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20548303 + ... + 20549298.

It is an arithmetic number, because the mean of its divisors is an integer number (2589148926).

Almost surely, 2^20466605298 is an apocalyptic number.

20466605298 is an abundant number, since it is smaller than the sum of its proper divisors (20959777518).

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

20466605298 is a wasteful number, since it uses less digits than its factorization.

20466605298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41097689.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 20466605298 in words is "twenty billion, four hundred sixty-six million, six hundred five thousand, two hundred ninety-eight".