4945324399 has 2 divisors, whose sum is σ = 4945324400. Its totient is φ = 4945324398.

The previous prime is 4945324393. The next prime is 4945324409. The reversal of 4945324399 is 9934235494.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4945324399 - 2²³ = 4936935791 is a prime.

It is a super-2 number, since 2×4945324399² = 48912466822689422402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4945324393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2472662199 + 2472662200.

It is an arithmetic number, because the mean of its divisors is an integer number (2472662200).

Almost surely, 2^4945324399 is an apocalyptic number.

4945324399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4945324399 is an equidigital number, since it uses as much as digits as its factorization.

4945324399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 52.

The square root of 4945324399 is about 70323.0004977035. Note that the first 3 decimals coincide. The cubic root of 4945324399 is about 1703.7201575199.

The spelling of 4945324399 in words is "four billion, nine hundred forty-five million, three hundred twenty-four thousand, three hundred ninety-nine".