6448091415 has 64 divisors (see below), whose sum is σ = 11154931200. Its totient is φ = 3179684352.

The previous prime is 6448091413. The next prime is 6448091453. The reversal of 6448091415 is 5141908446.

It is not a de Polignac number, because 6448091415 - 2¹ = 6448091413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6448091413) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4347264 + ... + 4348746.

It is an arithmetic number, because the mean of its divisors is an integer number (174295800).

Almost surely, 2^6448091415 is an apocalyptic number.

6448091415 is a deficient number, since it is larger than the sum of its proper divisors (4706839785).

6448091415 is a wasteful number, since it uses less digits than its factorization.

6448091415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601 (or 1567 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 6448091415 is about 80300.0088107094. The cubic root of 6448091415 is about 1861.2743622591.

The spelling of 6448091415 in words is "six billion, four hundred forty-eight million, ninety-one thousand, four hundred fifteen".