4500640222650 has 288 divisors, whose sum is σ = 14473699373952. Its totient is φ = 988132953600.

The previous prime is 4500640222633. The next prime is 4500640222657. The reversal of 4500640222650 is 562220460054.

4500640222650 is a `hidden beast` number, since 4 + 5 + 0 + 0 + 640 + 2 + 2 + 2 + 6 + 5 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (4500640222657) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2750739 + ... + 4070361.

It is an arithmetic number, because the mean of its divisors is an integer number (50255900604).

Almost surely, 2^{4500640222650} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4500640222650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7236849686976).

4500640222650 is an abundant number, since it is smaller than the sum of its proper divisors (9973059151302).

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

4500640222650 is a wasteful number, since it uses less digits than its factorization.

4500640222650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319718 (or 1319710 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 4500640222650 in words is "four trillion, five hundred billion, six hundred forty million, two hundred twenty-two thousand, six hundred fifty".