6416623463946 has 16 divisors (see below), whose sum is σ = 12946815486144. Its totient is φ = 2119946394944.

The previous prime is 6416623463909. The next prime is 6416623463947. The reversal of 6416623463946 is 6493643266146.

It is a self number, because there is not a number n which added to its sum of digits gives 6416623463946.

It is not an unprimeable number, because it can be changed into a prime (6416623463947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4732022526 + ... + 4732023881.

It is an arithmetic number, because the mean of its divisors is an integer number (809175967884).

Almost surely, 2^{6416623463946} is an apocalyptic number.

6416623463946 is an abundant number, since it is smaller than the sum of its proper divisors (6530192022198).

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

6416623463946 is a wasteful number, since it uses less digits than its factorization.

6416623463946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9464046525.

The product of its digits is 80621568, while the sum is 60.

The spelling of 6416623463946 in words is "six trillion, four hundred sixteen billion, six hundred twenty-three million, four hundred sixty-three thousand, nine hundred forty-six".