406494791028599 has 12 divisors (see below), whose sum is σ = 503050189406256. Its totient is φ = 321622252241472.

The previous prime is 406494791028581. The next prime is 406494791028673. The reversal of 406494791028599 is 995820197494604.

It is not a de Polignac number, because 406494791028599 - 2⁸ = 406494791028343 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 (406494791028559) 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, 171806757494 + ... + 171806759859.

It is an arithmetic number, because the mean of its divisors is an integer number (41920849117188).

Almost surely, 2^{406494791028599} is an apocalyptic number.

406494791028599 is a deficient number, since it is larger than the sum of its proper divisors (96555398377657).

406494791028599 is a wasteful number, since it uses less digits than its factorization.

406494791028599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343613517386 (or 343613517373 counting only the distinct ones).

The product of its (nonzero) digits is 1410877440, while the sum is 77.

The spelling of 406494791028599 in words is "four hundred six trillion, four hundred ninety-four billion, seven hundred ninety-one million, twenty-eight thousand, five hundred ninety-nine".