2251055466 has 24 divisors (see below), whose sum is σ = 5320677024. Its totient is φ = 682137960.

The previous prime is 2251055453. The next prime is 2251055479. The reversal of 2251055466 is 6645501522.

2251055466 is a `hidden beast` number, since 2 + 2 + 5 + 105 + 546 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (2251055453) and next prime (2251055479).

It is a super-2 number, since 2×2251055466² = 10134501422016954312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2251055466.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5684286 + ... + 5684681.

It is an arithmetic number, because the mean of its divisors is an integer number (221694876).

Almost surely, 2^2251055466 is an apocalyptic number.

2251055466 is an abundant number, since it is smaller than the sum of its proper divisors (3069621558).

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

2251055466 is a wasteful number, since it uses less digits than its factorization.

2251055466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11368986 (or 11368983 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 2251055466 is about 47445.2891865989. The cubic root of 2251055466 is about 1310.5755616249.

Adding to 2251055466 its reverse (6645501522), we get a palindrome (8896556988).

The spelling of 2251055466 in words is "two billion, two hundred fifty-one million, fifty-five thousand, four hundred sixty-six".