2252145566 has 8 divisors (see below), whose sum is σ = 3685329144. Its totient is φ = 1023702520.

The previous prime is 2252145547. The next prime is 2252145569. The reversal of 2252145566 is 6655412522.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252145569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51185105 + ... + 51185148.

It is an arithmetic number, because the mean of its divisors is an integer number (460666143).

Almost surely, 2^2252145566 is an apocalyptic number.

2252145566 is a deficient number, since it is larger than the sum of its proper divisors (1433183578).

2252145566 is a wasteful number, since it uses less digits than its factorization.

2252145566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102370266.

The product of its digits is 144000, while the sum is 38.

The square root of 2252145566 is about 47456.7757649000. The cubic root of 2252145566 is about 1310.7870813451.

The spelling of 2252145566 in words is "two billion, two hundred fifty-two million, one hundred forty-five thousand, five hundred sixty-six".