404314202021087 has 2 divisors, whose sum is σ = 404314202021088. Its totient is φ = 404314202021086.

The previous prime is 404314202021069. The next prime is 404314202021113. The reversal of 404314202021087 is 780120202413404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404314202021087 - 2²² = 404314197826783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 404314202021087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404314202023087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202157101010543 + 202157101010544.

It is an arithmetic number, because the mean of its divisors is an integer number (202157101010544).

Almost surely, 2^{404314202021087} is an apocalyptic number.

404314202021087 is a deficient number, since it is larger than the sum of its proper divisors (1).

404314202021087 is an equidigital number, since it uses as much as digits as its factorization.

404314202021087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86016, while the sum is 38.

The spelling of 404314202021087 in words is "four hundred four trillion, three hundred fourteen billion, two hundred two million, twenty-one thousand, eighty-seven".