10645646426541 has 20 divisors (see below), whose sum is σ = 18174578027232. Its totient is φ = 6083226529128.

The previous prime is 10645646426537. The next prime is 10645646426561. The reversal of 10645646426541 is 14562464654601.

10645646426541 is a `hidden beast` number, since 1 + 0 + 6 + 4 + 56 + 4 + 6 + 42 + 6 + 541 = 666.

It is not a de Polignac number, because 10645646426541 - 2² = 10645646426537 is a prime.

It is a super-2 number, since 2×10645646426541² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645646426531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9387694695 + ... + 9387695828.

Almost surely, 2^{10645646426541} is an apocalyptic number.

It is an amenable number.

10645646426541 is a deficient number, since it is larger than the sum of its proper divisors (7528931600691).

10645646426541 is an equidigital number, since it uses as much as digits as its factorization.

10645646426541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18775390542 (or 18775390533 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 54.

The spelling of 10645646426541 in words is "ten trillion, six hundred forty-five billion, six hundred forty-six million, four hundred twenty-six thousand, five hundred forty-one".