4804621640 has 64 divisors (see below), whose sum is σ = 13305116160. Its totient is φ = 1520582400.

The previous prime is 4804621589. The next prime is 4804621649. The reversal of 4804621640 is 461264084.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 4804621640.

It is not an unprimeable number, because it can be changed into a prime (4804621649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 656336 + ... + 663615.

It is an arithmetic number, because the mean of its divisors is an integer number (207892440).

Almost surely, 2^4804621640 is an apocalyptic number.

4804621640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4804621640 is an abundant number, since it is smaller than the sum of its proper divisors (8500494520).

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

4804621640 is a wasteful number, since it uses less digits than its factorization.

4804621640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319982 (or 1319978 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 4804621640 is about 69315.3780917337. The cubic root of 4804621640 is about 1687.4065516794.

The spelling of 4804621640 in words is "four billion, eight hundred four million, six hundred twenty-one thousand, six hundred forty".