4056634399 has 2 divisors, whose sum is σ = 4056634400. Its totient is φ = 4056634398.

The previous prime is 4056634339. The next prime is 4056634409. The reversal of 4056634399 is 9934366504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4056634399 - 2⁷ = 4056634271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4056634339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2028317199 + 2028317200.

It is an arithmetic number, because the mean of its divisors is an integer number (2028317200).

Almost surely, 2^4056634399 is an apocalyptic number.

4056634399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4056634399 is an equidigital number, since it uses as much as digits as its factorization.

4056634399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2099520, while the sum is 49.

The square root of 4056634399 is about 63691.7137389158. The cubic root of 4056634399 is about 1594.8577617744.

The spelling of 4056634399 in words is "four billion, fifty-six million, six hundred thirty-four thousand, three hundred ninety-nine".