4446401391293 has 2 divisors, whose sum is σ = 4446401391294. Its totient is φ = 4446401391292.

The previous prime is 4446401391259. The next prime is 4446401391331. The reversal of 4446401391293 is 3921931046444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4432991288089 + 13410103204 = 2105467^2 + 115802^2 .

It is a cyclic number.

It is not a de Polignac number, because 4446401391293 - 2⁸ = 4446401391037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4446401391253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2223200695646 + 2223200695647.

It is an arithmetic number, because the mean of its divisors is an integer number (2223200695647).

Almost surely, 2^{4446401391293} is an apocalyptic number.

It is an amenable number.

4446401391293 is a deficient number, since it is larger than the sum of its proper divisors (1).

4446401391293 is an equidigital number, since it uses as much as digits as its factorization.

4446401391293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2239488, while the sum is 50.

The spelling of 4446401391293 in words is "four trillion, four hundred forty-six billion, four hundred one million, three hundred ninety-one thousand, two hundred ninety-three".