395942050199 has 2 divisors, whose sum is σ = 395942050200. Its totient is φ = 395942050198.

The previous prime is 395942050193. The next prime is 395942050223. The reversal of 395942050199 is 991050249593.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 395942050199 - 2¹⁶ = 395941984663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (395942050193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197971025099 + 197971025100.

It is an arithmetic number, because the mean of its divisors is an integer number (197971025100).

Almost surely, 2^395942050199 is an apocalyptic number.

395942050199 is a deficient number, since it is larger than the sum of its proper divisors (1).

395942050199 is an equidigital number, since it uses as much as digits as its factorization.

395942050199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3936600, while the sum is 56.

The spelling of 395942050199 in words is "three hundred ninety-five billion, nine hundred forty-two million, fifty thousand, one hundred ninety-nine".