2563660034 has 12 divisors (see below), whose sum is σ = 4164051906. Its totient is φ = 1183227552.

The previous prime is 2563660019. The next prime is 2563660037. The reversal of 2563660034 is 4300663652.

It can be written as a sum of positive squares in 3 ways, for example, as 629859409 + 1933800625 = 25097^2 + 43975^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2563659976 and 2563660003.

It is not an unprimeable number, because it can be changed into a prime (2563660037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3792059 + ... + 3792734.

Almost surely, 2^2563660034 is an apocalyptic number.

2563660034 is a deficient number, since it is larger than the sum of its proper divisors (1600391872).

2563660034 is a wasteful number, since it uses less digits than its factorization.

2563660034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7584821 (or 7584808 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 2563660034 is about 50632.5985309859. The cubic root of 2563660034 is about 1368.6323812834.

The spelling of 2563660034 in words is "two billion, five hundred sixty-three million, six hundred sixty thousand, thirty-four".