205089414020 has 24 divisors (see below), whose sum is σ = 431235055104. Its totient is φ = 81931520736.

The previous prime is 205089413987. The next prime is 205089414037. The reversal of 205089414020 is 20414980502.

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, 6499172 + ... + 6530651.

It is an arithmetic number, because the mean of its divisors is an integer number (17968127296).

Almost surely, 2^205089414020 is an apocalyptic number.

205089414020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

205089414020 is an abundant number, since it is smaller than the sum of its proper divisors (226145641084).

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

205089414020 is a wasteful number, since it uses less digits than its factorization.

205089414020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13030619 (or 13030617 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 205089414020 in words is "two hundred five billion, eighty-nine million, four hundred fourteen thousand, twenty".