408240422066 has 16 divisors (see below), whose sum is σ = 619765461504. Its totient is φ = 201652149264.

The previous prime is 408240422059. The next prime is 408240422081. The reversal of 408240422066 is 660224042804.

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, 5498060 + ... + 5571816.

It is an arithmetic number, because the mean of its divisors is an integer number (38735341344).

Almost surely, 2^408240422066 is an apocalyptic number.

408240422066 is a deficient number, since it is larger than the sum of its proper divisors (211525039438).

408240422066 is a wasteful number, since it uses less digits than its factorization.

408240422066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107185.

The product of its (nonzero) digits is 147456, while the sum is 38.

The spelling of 408240422066 in words is "four hundred eight billion, two hundred forty million, four hundred twenty-two thousand, sixty-six".