4446020658749 has 2 divisors, whose sum is σ = 4446020658750. Its totient is φ = 4446020658748.

The previous prime is 4446020658697. The next prime is 4446020658769. The reversal of 4446020658749 is 9478560206444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3255263935225 + 1190756723524 = 1804235^2 + 1091218^2 .

It is a cyclic number.

It is not a de Polignac number, because 4446020658749 - 2⁸ = 4446020658493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4446020658769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2223010329374 + 2223010329375.

It is an arithmetic number, because the mean of its divisors is an integer number (2223010329375).

Almost surely, 2^{4446020658749} is an apocalyptic number.

It is an amenable number.

4446020658749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4446020658749 is an equidigital number, since it uses as much as digits as its factorization.

4446020658749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46448640, while the sum is 59.

The spelling of 4446020658749 in words is "four trillion, four hundred forty-six billion, twenty million, six hundred fifty-eight thousand, seven hundred forty-nine".