2671563446 has 16 divisors (see below), whose sum is σ = 4137948288. Its totient is φ = 1292275200.

The previous prime is 2671563437. The next prime is 2671563449. The reversal of 2671563446 is 6443651762.

It is a junction number, because it is equal to n+sod(n) for n = 2671563397 and 2671563406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2671563449) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 285116 + ... + 294336.

It is an arithmetic number, because the mean of its divisors is an integer number (258621768).

Almost surely, 2^2671563446 is an apocalyptic number.

2671563446 is a deficient number, since it is larger than the sum of its proper divisors (1466384842).

2671563446 is a wasteful number, since it uses less digits than its factorization.

2671563446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13927.

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

The square root of 2671563446 is about 51687.1690654460. The cubic root of 2671563446 is about 1387.5708389664.

The spelling of 2671563446 in words is "two billion, six hundred seventy-one million, five hundred sixty-three thousand, four hundred forty-six".