5001666446 has 32 divisors (see below), whose sum is σ = 8711811840. Its totient is φ = 2109260736.

The previous prime is 5001666443. The next prime is 5001666451. The reversal of 5001666446 is 6446661005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5001666443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1056641 + ... + 1061363.

It is an arithmetic number, because the mean of its divisors is an integer number (272244120).

Almost surely, 2^5001666446 is an apocalyptic number.

5001666446 is a deficient number, since it is larger than the sum of its proper divisors (3710145394).

5001666446 is a wasteful number, since it uses less digits than its factorization.

5001666446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5928.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 5001666446 is about 70722.4606896564. The cubic root of 5001666446 is about 1710.1658977471.

The spelling of 5001666446 in words is "five billion, one million, six hundred sixty-six thousand, four hundred forty-six".