10643867100036 has 81 divisors (see below), whose sum is σ = 27000321725559. Its totient is φ = 3535473397968.

The previous prime is 10643867099993. The next prime is 10643867100059. The reversal of 10643867100036 is 63000176834601.

The square root of 10643867100036 is 3262494.

It is a perfect power (a square), and thus also a powerful number.

10643867100036 is a `hidden beast` number, since 106 + 438 + 6 + 7 + 100 + 0 + 3 + 6 = 666.

It is a super-2 number, since 2×10643867100036² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10643867099964 and 10643867100000.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6792511725 + ... + 6792513291.

Almost surely, 2^{10643867100036} is an apocalyptic number.

10643867100036 is the 3262494-th square number.

It is an amenable number.

10643867100036 is an abundant number, since it is smaller than the sum of its proper divisors (16356454625523).

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

10643867100036 is an frugal number, since it uses more digits than its factorization.

10643867100036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3838 (or 1919 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 10643867100036 in words is "ten trillion, six hundred forty-three billion, eight hundred sixty-seven million, one hundred thousand, thirty-six".