10646193903943 has 8 divisors (see below), whose sum is σ = 11465159983200. Its totient is φ = 9827231837088.

The previous prime is 10646193903941. The next prime is 10646193903953. The reversal of 10646193903943 is 34930939164601.

It is a happy number.

10646193903943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10646193903943 - 2¹ = 10646193903941 is a prime.

It is a super-2 number, since 2×10646193903943² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10646193903941) 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, 6696753 + ... + 8132581.

It is an arithmetic number, because the mean of its divisors is an integer number (1433144997900).

Almost surely, 2^{10646193903943} is an apocalyptic number.

10646193903943 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10646193903943 is a deficient number, since it is larger than the sum of its proper divisors (818966079257).

10646193903943 is a wasteful number, since it uses less digits than its factorization.

10646193903943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006201.

The product of its (nonzero) digits is 11337408, while the sum is 58.

The spelling of 10646193903943 in words is "ten trillion, six hundred forty-six billion, one hundred ninety-three million, nine hundred three thousand, nine hundred forty-three".