10643743512423 has 384 divisors, whose sum is σ = 19406265016320. Its totient is φ = 5495434813440.

The previous prime is 10643743512421. The next prime is 10643743512463. The reversal of 10643743512423 is 32421534734601.

10643743512423 is a `hidden beast` number, since 1 + 0 + 6 + 4 + 374 + 35 + 1 + 242 + 3 = 666.

10643743512423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10643743512423 - 2¹ = 10643743512421 is a prime.

It is a super-2 number, since 2×10643743512423² (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 (10643743512421) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 26810436861 + ... + 26810437257.

It is an arithmetic number, because the mean of its divisors is an integer number (50537148480).

Almost surely, 2^{10643743512423} is an apocalyptic number.

10643743512423 is a deficient number, since it is larger than the sum of its proper divisors (8762521503897).

10643743512423 is a wasteful number, since it uses less digits than its factorization.

10643743512423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687 (or 684 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 10643743512423 in words is "ten trillion, six hundred forty-three billion, seven hundred forty-three million, five hundred twelve thousand, four hundred twenty-three".