4644398743 has 2 divisors, whose sum is σ = 4644398744. Its totient is φ = 4644398742.

The previous prime is 4644398729. The next prime is 4644398771. The reversal of 4644398743 is 3478934464.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4644398743 - 2²⁵ = 4610844311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4644398543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322199371 + 2322199372.

It is an arithmetic number, because the mean of its divisors is an integer number (2322199372).

Almost surely, 2^4644398743 is an apocalyptic number.

4644398743 is a deficient number, since it is larger than the sum of its proper divisors (1).

4644398743 is an equidigital number, since it uses as much as digits as its factorization.

4644398743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6967296, while the sum is 52.

The square root of 4644398743 is about 68149.8257004374. The cubic root of 4644398743 is about 1668.4370789893.

The spelling of 4644398743 in words is "four billion, six hundred forty-four million, three hundred ninety-eight thousand, seven hundred forty-three".