20573810596 has 12 divisors (see below), whose sum is σ = 36041027148. Its totient is φ = 10276374272.

The previous prime is 20573810561. The next prime is 20573810627. The reversal of 20573810596 is 69501837502.

It can be written as a sum of positive squares in 2 ways, for example, as 10874318400 + 9699492196 = 104280^2 + 98486^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2628361 + ... + 2636176.

It is an arithmetic number, because the mean of its divisors is an integer number (3003418929).

Almost surely, 2^20573810596 is an apocalyptic number.

It is an amenable number.

20573810596 is a deficient number, since it is larger than the sum of its proper divisors (15467216552).

20573810596 is a wasteful number, since it uses less digits than its factorization.

20573810596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265518 (or 5265516 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 46.

The spelling of 20573810596 in words is "twenty billion, five hundred seventy-three million, eight hundred ten thousand, five hundred ninety-six".