408947177099 has 2 divisors, whose sum is σ = 408947177100. Its totient is φ = 408947177098.

The previous prime is 408947177053. The next prime is 408947177161. The reversal of 408947177099 is 990771749804.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 408947177099 - 2⁸ = 408947176843 is a prime.

It is not a weakly prime, because it can be changed into another prime (408947177039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204473588549 + 204473588550.

It is an arithmetic number, because the mean of its divisors is an integer number (204473588550).

Almost surely, 2^408947177099 is an apocalyptic number.

408947177099 is a deficient number, since it is larger than the sum of its proper divisors (1).

408947177099 is an equidigital number, since it uses as much as digits as its factorization.

408947177099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32006016, while the sum is 65.

The spelling of 408947177099 in words is "four hundred eight billion, nine hundred forty-seven million, one hundred seventy-seven thousand, ninety-nine".