4644465630 has 32 divisors (see below), whose sum is σ = 12739106304. Its totient is φ = 1061592096.

The previous prime is 4644465629. The next prime is 4644465643. The reversal of 4644465630 is 365644464.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11058042 + ... + 11058461.

It is an arithmetic number, because the mean of its divisors is an integer number (398097072).

Almost surely, 2^4644465630 is an apocalyptic number.

4644465630 is an abundant number, since it is smaller than the sum of its proper divisors (8094640674).

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

4644465630 is a wasteful number, since it uses less digits than its factorization.

4644465630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22116520.

The product of its (nonzero) digits is 829440, while the sum is 42.

The square root of 4644465630 is about 68150.3164336014. The cubic root of 4644465630 is about 1668.4450883659.

The spelling of 4644465630 in words is "four billion, six hundred forty-four million, four hundred sixty-five thousand, six hundred thirty".