10643044326636 has 24 divisors (see below), whose sum is σ = 25148121617920. Its totient is φ = 3502774081872.

The previous prime is 10643044326611. The next prime is 10643044326641. The reversal of 10643044326636 is 63662344034601.

It is a super-2 number, since 2×10643044326636² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5613419056 + ... + 5613420951.

Almost surely, 2^{10643044326636} is an apocalyptic number.

It is an amenable number.

10643044326636 is an abundant number, since it is smaller than the sum of its proper divisors (14505077291284).

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

10643044326636 is a wasteful number, since it uses less digits than its factorization.

10643044326636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11226840093 (or 11226840091 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 48.

The spelling of 10643044326636 in words is "ten trillion, six hundred forty-three billion, forty-four million, three hundred twenty-six thousand, six hundred thirty-six".