2361645630 has 96 divisors (see below), whose sum is σ = 6287785920. Its totient is φ = 614822400.

The previous prime is 2361645623. The next prime is 2361645631. The reversal of 2361645630 is 365461632.

2361645630 is a `hidden beast` number, since 2 + 3 + 6 + 1 + 645 + 6 + 3 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2361645631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 661791 + ... + 665349.

It is an arithmetic number, because the mean of its divisors is an integer number (65497770).

Almost surely, 2^2361645630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2361645630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3143892960).

2361645630 is an abundant number, since it is smaller than the sum of its proper divisors (3926140290).

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

2361645630 is a wasteful number, since it uses less digits than its factorization.

2361645630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3746 (or 3743 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 2361645630 is about 48596.7656331160. The cubic root of 2361645630 is about 1331.6954333004.

The spelling of 2361645630 in words is "two billion, three hundred sixty-one million, six hundred forty-five thousand, six hundred thirty".