404025651967 has 16 divisors (see below), whose sum is σ = 463768284672. Its totient is φ = 344790721440.

The previous prime is 404025651929. The next prime is 404025652007. The reversal of 404025651967 is 769156520404.

It is a cyclic number.

It is not a de Polignac number, because 404025651967 - 2⁷ = 404025651839 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 404025651967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404025651467) 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 in 15 ways as a sum of consecutive naturals, for example, 3153417 + ... + 3279037.

It is an arithmetic number, because the mean of its divisors is an integer number (28985517792).

Almost surely, 2^404025651967 is an apocalyptic number.

404025651967 is a deficient number, since it is larger than the sum of its proper divisors (59742632705).

404025651967 is a wasteful number, since it uses less digits than its factorization.

404025651967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127638.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 404025651967 in words is "four hundred four billion, twenty-five million, six hundred fifty-one thousand, nine hundred sixty-seven".