408461366687 has 8 divisors (see below), whose sum is σ = 445665169152. Its totient is φ = 371269389400.

The previous prime is 408461366681. The next prime is 408461366701. The reversal of 408461366687 is 786663164804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 408461366687 - 2⁸ = 408461366431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408461366681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2883989 + ... + 3022302.

It is an arithmetic number, because the mean of its divisors is an integer number (55708146144).

Almost surely, 2^408461366687 is an apocalyptic number.

408461366687 is a deficient number, since it is larger than the sum of its proper divisors (37203802465).

408461366687 is a wasteful number, since it uses less digits than its factorization.

408461366687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5912589.

The product of its (nonzero) digits is 27869184, while the sum is 59.

The spelling of 408461366687 in words is "four hundred eight billion, four hundred sixty-one million, three hundred sixty-six thousand, six hundred eighty-seven".