4661320444 has 12 divisors (see below), whose sum is σ = 8898884568. Its totient is φ = 2118782000.

The previous prime is 4661320441. The next prime is 4661320453. The reversal of 4661320444 is 4440231664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4661320441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52969507 + ... + 52969594.

It is an arithmetic number, because the mean of its divisors is an integer number (741573714).

Almost surely, 2^4661320444 is an apocalyptic number.

4661320444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4661320444 is a deficient number, since it is larger than the sum of its proper divisors (4237564124).

4661320444 is a wasteful number, since it uses less digits than its factorization.

4661320444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105939116 (or 105939114 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

The square root of 4661320444 is about 68273.8635496776. The cubic root of 4661320444 is about 1670.4609200212.

The spelling of 4661320444 in words is "four billion, six hundred sixty-one million, three hundred twenty thousand, four hundred forty-four".