4622661450 has 144 divisors (see below), whose sum is σ = 13584594816. Its totient is φ = 1117670400.

The previous prime is 4622661419. The next prime is 4622661473. The reversal of 4622661450 is 541662264.

It is a super-2 number, since 2×4622661450² = 42737997762632205000, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2290842 + ... + 2292858.

It is an arithmetic number, because the mean of its divisors is an integer number (94337464).

Almost surely, 2^4622661450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4622661450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6792297408).

4622661450 is an abundant number, since it is smaller than the sum of its proper divisors (8961933366).

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

4622661450 is a wasteful number, since it uses less digits than its factorization.

4622661450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2509 (or 2501 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 4622661450 is about 67990.1570082023. The cubic root of 4622661450 is about 1665.8300652402.

The spelling of 4622661450 in words is "four billion, six hundred twenty-two million, six hundred sixty-one thousand, four hundred fifty".