10636728728556 has 24 divisors (see below), whose sum is σ = 28364609943040. Its totient is φ = 3039065350992.

The previous prime is 10636728728551. The next prime is 10636728728567. The reversal of 10636728728556 is 65582782763601.

It is a super-2 number, since 2×10636728728556² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10636728728551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63313861396 + ... + 63313861563.

Almost surely, 2^{10636728728556} is an apocalyptic number.

It is an amenable number.

10636728728556 is an abundant number, since it is smaller than the sum of its proper divisors (17727881214484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10636728728556 is a wasteful number, since it uses less digits than its factorization.

10636728728556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126627722973 (or 126627722971 counting only the distinct ones).

The product of its (nonzero) digits is 203212800, while the sum is 66.

The spelling of 10636728728556 in words is "ten trillion, six hundred thirty-six billion, seven hundred twenty-eight million, seven hundred twenty-eight thousand, five hundred fifty-six".