2563081466 has 48 divisors (see below), whose sum is σ = 4469428800. Its totient is φ = 1093048320.

The previous prime is 2563081463. The next prime is 2563081523. The reversal of 2563081466 is 6641803652.

It is not an unprimeable number, because it can be changed into a prime (2563081463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3808106 + ... + 3808778.

It is an arithmetic number, because the mean of its divisors is an integer number (93113100).

Almost surely, 2^2563081466 is an apocalyptic number.

2563081466 is a deficient number, since it is larger than the sum of its proper divisors (1906347334).

2563081466 is a wasteful number, since it uses less digits than its factorization.

2563081466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319 (or 1302 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 2563081466 is about 50626.8848142961. The cubic root of 2563081466 is about 1368.5294156711.

The spelling of 2563081466 in words is "two billion, five hundred sixty-three million, eighty-one thousand, four hundred sixty-six".