406818088680 has 64 divisors (see below), whose sum is σ = 1226649536640. Its totient is φ = 107934132992.

The previous prime is 406818088613. The next prime is 406818088697. The reversal of 406818088680 is 86880818604.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 406818088680.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8580804 + ... + 8628083.

It is an arithmetic number, because the mean of its divisors is an integer number (19166399010).

Almost surely, 2^406818088680 is an apocalyptic number.

406818088680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

406818088680 is an abundant number, since it is smaller than the sum of its proper divisors (819831447960).

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

406818088680 is a wasteful number, since it uses less digits than its factorization.

406818088680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17209098 (or 17209094 counting only the distinct ones).

The product of its (nonzero) digits is 4718592, while the sum is 57.

The spelling of 406818088680 in words is "four hundred six billion, eight hundred eighteen million, eighty-eight thousand, six hundred eighty".