6441480774 has 20 divisors (see below), whose sum is σ = 14433688764. Its totient is φ = 2147160204.

The previous prime is 6441480733. The next prime is 6441480791. The reversal of 6441480774 is 4770841446.

It is a happy number.

6441480774 is a `hidden beast` number, since 64 + 41 + 480 + 7 + 74 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 19880952 + ... + 19881275.

Almost surely, 2^6441480774 is an apocalyptic number.

6441480774 is an abundant number, since it is smaller than the sum of its proper divisors (7992207990).

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

6441480774 is a wasteful number, since it uses less digits than its factorization.

6441480774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39762241 (or 39762232 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 45.

The square root of 6441480774 is about 80258.8361116706. The cubic root of 6441480774 is about 1860.6380797267.

The spelling of 6441480774 in words is "six billion, four hundred forty-one million, four hundred eighty thousand, seven hundred seventy-four".