354460665405663 has 12 divisors (see below), whose sum is σ = 512870968465128. Its totient is φ = 235904542787760.

The previous prime is 354460665405647. The next prime is 354460665405683. The reversal of 354460665405663 is 366504566064453.

354460665405663 is a `hidden beast` number, since 3 + 5 + 4 + 4 + 6 + 0 + 6 + 65 + 4 + 0 + 566 + 3 = 666.

It is not a de Polignac number, because 354460665405663 - 2⁴ = 354460665405647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354460665405663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354460665405683) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33547284648 + ... + 33547295213.

It is an arithmetic number, because the mean of its divisors is an integer number (42739247372094).

Almost surely, 2^{354460665405663} is an apocalyptic number.

354460665405663 is a deficient number, since it is larger than the sum of its proper divisors (158410303059465).

354460665405663 is a wasteful number, since it uses less digits than its factorization.

354460665405663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67094580454 (or 67094580451 counting only the distinct ones).

The product of its (nonzero) digits is 559872000, while the sum is 63.

The spelling of 354460665405663 in words is "three hundred fifty-four trillion, four hundred sixty billion, six hundred sixty-five million, four hundred five thousand, six hundred sixty-three".