252773261166 has 8 divisors (see below), whose sum is σ = 505546522344. Its totient is φ = 84257753720.

The previous prime is 252773261159. The next prime is 252773261183. The reversal of 252773261166 is 661162377252.

It is a sphenic number, since it is the product of 3 distinct primes.

252773261166 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21064438425 + ... + 21064438436.

It is an arithmetic number, because the mean of its divisors is an integer number (63193315293).

Almost surely, 2^252773261166 is an apocalyptic number.

252773261166 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

252773261166 is a wasteful number, since it uses less digits than its factorization.

252773261166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42128876866.

The product of its digits is 1270080, while the sum is 48.

The spelling of 252773261166 in words is "two hundred fifty-two billion, seven hundred seventy-three million, two hundred sixty-one thousand, one hundred sixty-six".