2250664161 has 32 divisors (see below), whose sum is σ = 3189352320. Its totient is φ = 1409318400.

The previous prime is 2250664147. The next prime is 2250664181. The reversal of 2250664161 is 1614660522.

It is not a de Polignac number, because 2250664161 - 2¹³ = 2250655969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2250664111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1050151 + ... + 1052291.

It is an arithmetic number, because the mean of its divisors is an integer number (99667260).

Almost surely, 2^2250664161 is an apocalyptic number.

It is an amenable number.

2250664161 is a deficient number, since it is larger than the sum of its proper divisors (938688159).

2250664161 is a wasteful number, since it uses less digits than its factorization.

2250664161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2497.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 2250664161 is about 47441.1652576115. The cubic root of 2250664161 is about 1310.4996173258.

The spelling of 2250664161 in words is "two billion, two hundred fifty million, six hundred sixty-four thousand, one hundred sixty-one".