10020715556 has 6 divisors (see below), whose sum is σ = 17536252230. Its totient is φ = 5010357776.

The previous prime is 10020715553. The next prime is 10020715567. The reversal of 10020715556 is 65551702001.

10020715556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8403388900 + 1617326656 = 91670^2 + 40216^2 .

It is not an unprimeable number, because it can be changed into a prime (10020715553) 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 as a sum of consecutive naturals, namely, 1252589441 + ... + 1252589448.

It is an arithmetic number, because the mean of its divisors is an integer number (2922708705).

Almost surely, 2^10020715556 is an apocalyptic number.

It is an amenable number.

10020715556 is a deficient number, since it is larger than the sum of its proper divisors (7515536674).

10020715556 is a wasteful number, since it uses less digits than its factorization.

10020715556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505178893 (or 2505178891 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 32.

The spelling of 10020715556 in words is "ten billion, twenty million, seven hundred fifteen thousand, five hundred fifty-six".