6416903646 has 32 divisors (see below), whose sum is σ = 14322631680. Its totient is φ = 2129541048.

The previous prime is 6416903587. The next prime is 6416903651. The reversal of 6416903646 is 6463096146.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249486 + ... + 274001.

It is an arithmetic number, because the mean of its divisors is an integer number (447582240).

Almost surely, 2^6416903646 is an apocalyptic number.

6416903646 is an abundant number, since it is smaller than the sum of its proper divisors (7905728034).

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

6416903646 is a wasteful number, since it uses less digits than its factorization.

6416903646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523725 (or 523719 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The square root of 6416903646 is about 80105.5781203781. The cubic root of 6416903646 is about 1858.2686751087.

The spelling of 6416903646 in words is "six billion, four hundred sixteen million, nine hundred three thousand, six hundred forty-six".