4099635623 has 2 divisors, whose sum is σ = 4099635624. Its totient is φ = 4099635622.

The previous prime is 4099635611. The next prime is 4099635649. The reversal of 4099635623 is 3265369904.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4099635623 - 2¹⁰ = 4099634599 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4099635823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2049817811 + 2049817812.

It is an arithmetic number, because the mean of its divisors is an integer number (2049817812).

Almost surely, 2^4099635623 is an apocalyptic number.

4099635623 is a deficient number, since it is larger than the sum of its proper divisors (1).

4099635623 is an equidigital number, since it uses as much as digits as its factorization.

4099635623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1049760, while the sum is 47.

The square root of 4099635623 is about 64028.3970047666. The cubic root of 4099635623 is about 1600.4732484201.

The spelling of 4099635623 in words is "four billion, ninety-nine million, six hundred thirty-five thousand, six hundred twenty-three".