4639613044 has 24 divisors (see below), whose sum is σ = 8862890400. Its totient is φ = 2107618080.

The previous prime is 4639613023. The next prime is 4639613087. The reversal of 4639613044 is 4403169364.

It is a junction number, because it is equal to n+sod(n) for n = 4639612988 and 4639613006.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 41847 + ... + 105025.

It is an arithmetic number, because the mean of its divisors is an integer number (369287100).

Almost surely, 2^4639613044 is an apocalyptic number.

4639613044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4639613044 is a deficient number, since it is larger than the sum of its proper divisors (4223277356).

4639613044 is a wasteful number, since it uses less digits than its factorization.

4639613044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64863 (or 64861 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 4639613044 is about 68114.7050496440. The cubic root of 4639613044 is about 1667.8638162849.

The spelling of 4639613044 in words is "four billion, six hundred thirty-nine million, six hundred thirteen thousand, forty-four".