404067373668 has 72 divisors (see below), whose sum is σ = 1218615904800. Its totient is φ = 115447819536.

The previous prime is 404067373667. The next prime is 404067373687. The reversal of 404067373668 is 866373760404.

It is a happy number.

404067373668 is a `hidden beast` number, since 40 + 406 + 73 + 73 + 6 + 68 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (404067373667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38171898 + ... + 38182481.

It is an arithmetic number, because the mean of its divisors is an integer number (16925220900).

Almost surely, 2^404067373668 is an apocalyptic number.

It is an amenable number.

404067373668 is an abundant number, since it is smaller than the sum of its proper divisors (814548531132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404067373668 is a wasteful number, since it uses less digits than its factorization.

404067373668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76354406 (or 76354391 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 54.

The spelling of 404067373668 in words is "four hundred four billion, sixty-seven million, three hundred seventy-three thousand, six hundred sixty-eight".