4648534640 has 20 divisors (see below), whose sum is σ = 10807843224. Its totient is φ = 1859413824.

The previous prime is 4648534637. The next prime is 4648534711. The reversal of 4648534640 is 464358464.

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4648534591 and 4648534600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29053262 + ... + 29053421.

Almost surely, 2^4648534640 is an apocalyptic number.

4648534640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4648534640 is an abundant number, since it is smaller than the sum of its proper divisors (6159308584).

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

4648534640 is a wasteful number, since it uses less digits than its factorization.

4648534640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58106696 (or 58106690 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 44.

The square root of 4648534640 is about 68180.1630974875. The cubic root of 4648534640 is about 1668.9321869664.

The spelling of 4648534640 in words is "four billion, six hundred forty-eight million, five hundred thirty-four thousand, six hundred forty".