4463961919 has 2 divisors, whose sum is σ = 4463961920. Its totient is φ = 4463961918.

The previous prime is 4463961871. The next prime is 4463961947. The reversal of 4463961919 is 9191693644.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4463961919 - 2⁷ = 4463961791 is a prime.

It is a super-2 number, since 2×4463961919² = 39853912028564325122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4463961979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2231980959 + 2231980960.

It is an arithmetic number, because the mean of its divisors is an integer number (2231980960).

Almost surely, 2^4463961919 is an apocalyptic number.

4463961919 is a deficient number, since it is larger than the sum of its proper divisors (1).

4463961919 is an equidigital number, since it uses as much as digits as its factorization.

4463961919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1259712, while the sum is 52.

The square root of 4463961919 is about 66812.8873721231. The cubic root of 4463961919 is about 1646.5445800574.

The spelling of 4463961919 in words is "four billion, four hundred sixty-three million, nine hundred sixty-one thousand, nine hundred nineteen".