6491068446 has 16 divisors (see below), whose sum is σ = 13108178304. Its totient is φ = 2142682584.

The previous prime is 6491068427. The next prime is 6491068453. The reversal of 6491068446 is 6448601946.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6491068395 and 6491068404.

It is a congruent number.

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, 5251056 + ... + 5252291.

It is an arithmetic number, because the mean of its divisors is an integer number (819261144).

Almost surely, 2^6491068446 is an apocalyptic number.

6491068446 is an abundant number, since it is smaller than the sum of its proper divisors (6617109858).

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

6491068446 is a wasteful number, since it uses less digits than its factorization.

6491068446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10503455.

The product of its (nonzero) digits is 995328, while the sum is 48.

The square root of 6491068446 is about 80567.1672953691. The cubic root of 6491068446 is about 1865.4003885120.

The spelling of 6491068446 in words is "six billion, four hundred ninety-one million, sixty-eight thousand, four hundred forty-six".