404070400068 has 24 divisors (see below), whose sum is σ = 942882780672. Its totient is φ = 134682726624.

The previous prime is 404070400067. The next prime is 404070400081. The reversal of 404070400068 is 860004070404.

It is a super-2 number, since 2×404070400068² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (404070400067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696255 + ... + 1137062.

It is an arithmetic number, because the mean of its divisors is an integer number (39286782528).

Almost surely, 2^404070400068 is an apocalyptic number.

It is an amenable number.

404070400068 is an abundant number, since it is smaller than the sum of its proper divisors (538812380604).

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

404070400068 is a wasteful number, since it uses less digits than its factorization.

404070400068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851691 (or 1851689 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 33.

The spelling of 404070400068 in words is "four hundred four billion, seventy million, four hundred thousand, sixty-eight".