2253616650 has 72 divisors (see below), whose sum is σ = 6066563724. Its totient is φ = 599788800.

The previous prime is 2253616643. The next prime is 2253616663. The reversal of 2253616650 is 566163522.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 228886641 + 2024730009 = 15129^2 + 44997^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 238822 + ... + 248078.

Almost surely, 2^2253616650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2253616650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3033281862).

2253616650 is an abundant number, since it is smaller than the sum of its proper divisors (3812947074).

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

2253616650 is a wasteful number, since it uses less digits than its factorization.

2253616650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9816 (or 9808 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 2253616650 is about 47472.2724334953. The cubic root of 2253616650 is about 1311.0724178762.

The spelling of 2253616650 in words is "two billion, two hundred fifty-three million, six hundred sixteen thousand, six hundred fifty".