4644737480 has 96 divisors (see below), whose sum is σ = 10882192320. Its totient is φ = 1783795200.

The previous prime is 4644737479. The next prime is 4644737483. The reversal of 4644737480 is 847374464.

It is not an unprimeable number, because it can be changed into a prime (4644737483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4504565 + ... + 4505595.

It is an arithmetic number, because the mean of its divisors is an integer number (113356170).

Almost surely, 2^4644737480 is an apocalyptic number.

4644737480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4644737480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5441096160).

4644737480 is an abundant number, since it is smaller than the sum of its proper divisors (6237454840).

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

4644737480 is a wasteful number, since it uses less digits than its factorization.

4644737480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191 (or 1146 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 47.

The square root of 4644737480 is about 68152.3108925882. The cubic root of 4644737480 is about 1668.4776402233.

The spelling of 4644737480 in words is "four billion, six hundred forty-four million, seven hundred thirty-seven thousand, four hundred eighty".