6448794574 has 16 divisors (see below), whose sum is σ = 9785318400. Its totient is φ = 3187047424.

The previous prime is 6448794563. The next prime is 6448794587. The reversal of 6448794574 is 4754978446.

It is a happy number.

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, 759219 + ... + 767665.

It is an arithmetic number, because the mean of its divisors is an integer number (611582400).

Almost surely, 2^6448794574 is an apocalyptic number.

6448794574 is a deficient number, since it is larger than the sum of its proper divisors (3336523826).

6448794574 is a wasteful number, since it uses less digits than its factorization.

6448794574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12827.

The product of its digits is 27095040, while the sum is 58.

The square root of 6448794574 is about 80304.3870159034. The cubic root of 6448794574 is about 1861.3420166065.

The spelling of 6448794574 in words is "six billion, four hundred forty-eight million, seven hundred ninety-four thousand, five hundred seventy-four".