404034888871 has 2 divisors, whose sum is σ = 404034888872. Its totient is φ = 404034888870.

The previous prime is 404034888821. The next prime is 404034888899. The reversal of 404034888871 is 178888430404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404034888871 - 2⁷ = 404034888743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404034888821) 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, 202017444435 + 202017444436.

It is an arithmetic number, because the mean of its divisors is an integer number (202017444436).

Almost surely, 2^404034888871 is an apocalyptic number.

404034888871 is a deficient number, since it is larger than the sum of its proper divisors (1).

404034888871 is an equidigital number, since it uses as much as digits as its factorization.

404034888871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5505024, while the sum is 55.

The spelling of 404034888871 in words is "four hundred four billion, thirty-four million, eight hundred eighty-eight thousand, eight hundred seventy-one".