4906645632 has 160 divisors (see below), whose sum is σ = 16688358720. Its totient is φ = 1401878016.

The previous prime is 4906645619. The next prime is 4906645649. The reversal of 4906645632 is 2365466094.

4906645632 is a `hidden beast` number, since 4 + 9 + 0 + 6 + 6 + 4 + 5 + 632 = 666.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 38773 + ... + 106379.

It is an arithmetic number, because the mean of its divisors is an integer number (104302242).

Almost surely, 2^4906645632 is an apocalyptic number.

4906645632 is a gapful number since it is divisible by the number (42) 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 4906645632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8344179360).

4906645632 is an abundant number, since it is smaller than the sum of its proper divisors (11781713088).

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

4906645632 is an equidigital number, since it uses as much as digits as its factorization.

4906645632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67640 (or 67619 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The square root of 4906645632 is about 70047.4527159982. The cubic root of 4906645632 is about 1699.2667693767.

The spelling of 4906645632 in words is "four billion, nine hundred six million, six hundred forty-five thousand, six hundred thirty-two".