405868376468 has 12 divisors (see below), whose sum is σ = 710433383520. Its totient is φ = 202887409752.

The previous prime is 405868376467. The next prime is 405868376471. The reversal of 405868376468 is 864673868504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405868376467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11675096 + ... + 11709807.

It is an arithmetic number, because the mean of its divisors is an integer number (59202781960).

Almost surely, 2^405868376468 is an apocalyptic number.

It is an amenable number.

405868376468 is a deficient number, since it is larger than the sum of its proper divisors (304565007052).

405868376468 is a wasteful number, since it uses less digits than its factorization.

405868376468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23389246 (or 23389244 counting only the distinct ones).

The product of its (nonzero) digits is 185794560, while the sum is 65.

The spelling of 405868376468 in words is "four hundred five billion, eight hundred sixty-eight million, three hundred seventy-six thousand, four hundred sixty-eight".