10405685368 has 32 divisors (see below), whose sum is σ = 21048526800. Its totient is φ = 4794156288.

The previous prime is 10405685347. The next prime is 10405685371. The reversal of 10405685368 is 86358650401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28746 + ... + 147097.

Almost surely, 2^10405685368 is an apocalyptic number.

It is an amenable number.

10405685368 is an abundant number, since it is smaller than the sum of its proper divisors (10642841432).

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

10405685368 is a wasteful number, since it uses less digits than its factorization.

10405685368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176431 (or 176427 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 10405685368 in words is "ten billion, four hundred five million, six hundred eighty-five thousand, three hundred sixty-eight".