4401013009993 has 2 divisors, whose sum is σ = 4401013009994. Its totient is φ = 4401013009992.

The previous prime is 4401013009949. The next prime is 4401013009999. The reversal of 4401013009993 is 3999003101044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2570801770384 + 1830211239609 = 1603372^2 + 1352853^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4401013009993 is a prime.

It is not a weakly prime, because it can be changed into another prime (4401013009999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2200506504996 + 2200506504997.

It is an arithmetic number, because the mean of its divisors is an integer number (2200506504997).

Almost surely, 2^{4401013009993} is an apocalyptic number.

It is an amenable number.

4401013009993 is a deficient number, since it is larger than the sum of its proper divisors (1).

4401013009993 is an equidigital number, since it uses as much as digits as its factorization.

4401013009993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 43.

The spelling of 4401013009993 in words is "four trillion, four hundred one billion, thirteen million, nine thousand, nine hundred ninety-three".