408066012506986 has 16 divisors (see below), whose sum is σ = 638743919935104. Its totient is φ = 195152258649744.

The previous prime is 408066012506947. The next prime is 408066012506993. The reversal of 408066012506986 is 689605210660804.

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, 220599201 + ... + 222441316.

It is an arithmetic number, because the mean of its divisors is an integer number (39921494995944).

Almost surely, 2^{408066012506986} is an apocalyptic number.

408066012506986 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

408066012506986 is a deficient number, since it is larger than the sum of its proper divisors (230677907428118).

408066012506986 is a wasteful number, since it uses less digits than its factorization.

408066012506986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443060565.

The product of its (nonzero) digits is 29859840, while the sum is 61.

The spelling of 408066012506986 in words is "four hundred eight trillion, sixty-six billion, twelve million, five hundred six thousand, nine hundred eighty-six".