396910469899 has 2 divisors, whose sum is σ = 396910469900. Its totient is φ = 396910469898.

The previous prime is 396910469887. The next prime is 396910469903. The reversal of 396910469899 is 998964019693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 396910469899 - 2⁵ = 396910469867 is a prime.

It is a super-2 number, since 2×396910469899² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (396910469819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198455234949 + 198455234950.

It is an arithmetic number, because the mean of its divisors is an integer number (198455234950).

Almost surely, 2^396910469899 is an apocalyptic number.

396910469899 is a deficient number, since it is larger than the sum of its proper divisors (1).

396910469899 is an equidigital number, since it uses as much as digits as its factorization.

396910469899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204073344, while the sum is 73.

The spelling of 396910469899 in words is "three hundred ninety-six billion, nine hundred ten million, four hundred sixty-nine thousand, eight hundred ninety-nine".