2671563464 has 32 divisors (see below), whose sum is σ = 5327062200. Its totient is φ = 1251701760.

The previous prime is 2671563451. The next prime is 2671563467. The reversal of 2671563464 is 4643651762.

It can be written as a sum of positive squares in 4 ways, for example, as 2485022500 + 186540964 = 49850^2 + 13658^2 .

It is not an unprimeable number, because it can be changed into a prime (2671563467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11747 + ... + 74034.

Almost surely, 2^2671563464 is an apocalyptic number.

It is an amenable number.

2671563464 is a deficient number, since it is larger than the sum of its proper divisors (2655498736).

2671563464 is a wasteful number, since it uses less digits than its factorization.

2671563464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86033 (or 86029 counting only the distinct ones).

The product of its digits is 725760, while the sum is 44.

The square root of 2671563464 is about 51687.1692395705. The cubic root of 2671563464 is about 1387.5708420827.

The spelling of 2671563464 in words is "two billion, six hundred seventy-one million, five hundred sixty-three thousand, four hundred sixty-four".