2266664450 has 18 divisors (see below), whose sum is σ = 4216622139. Its totient is φ = 906531120.

The previous prime is 2266664399. The next prime is 2266664501. The reversal of 2266664450 is 544666622.

It is an interprime number because it is at equal distance from previous prime (2266664399) and next prime (2266664501).

It can be written as a sum of positive squares in 5 ways, for example, as 2163459169 + 103205281 = 46513^2 + 10159^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=33665.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2266664398 and 2266664407.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 333284 + ... + 340016.

Almost surely, 2^2266664450 is an apocalyptic number.

2266664450 is a deficient number, since it is larger than the sum of its proper divisors (1949957689).

2266664450 is an frugal number, since it uses more digits than its factorization.

2266664450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13478 (or 6740 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The square root of 2266664450 is about 47609.4995772902. The cubic root of 2266664450 is about 1313.5977959668.

The spelling of 2266664450 in words is "two billion, two hundred sixty-six million, six hundred sixty-four thousand, four hundred fifty".