205162051164 has 36 divisors (see below), whose sum is σ = 556868426184. Its totient is φ = 58617728736.

The previous prime is 205162051151. The next prime is 205162051223. The reversal of 205162051164 is 461150261502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174456939 + ... + 174458114.

It is an arithmetic number, because the mean of its divisors is an integer number (15468567394).

Almost surely, 2^205162051164 is an apocalyptic number.

It is an amenable number.

205162051164 is an abundant number, since it is smaller than the sum of its proper divisors (351706375020).

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

205162051164 is a wasteful number, since it uses less digits than its factorization.

205162051164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348915074 (or 348915065 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 205162051164 in words is "two hundred five billion, one hundred sixty-two million, fifty-one thousand, one hundred sixty-four".