10643311303540 has 48 divisors (see below), whose sum is σ = 22666792139712. Its totient is φ = 4197214561536.

The previous prime is 10643311303531. The next prime is 10643311303589. The reversal of 10643311303540 is 4530311334601.

10643311303540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10643311303540² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10643311303496 and 10643311303505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1873587 + ... + 4979653.

It is an arithmetic number, because the mean of its divisors is an integer number (472224836244).

Almost surely, 2^{10643311303540} is an apocalyptic number.

10643311303540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10643311303540 is an abundant number, since it is smaller than the sum of its proper divisors (12023480836172).

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

10643311303540 is a wasteful number, since it uses less digits than its factorization.

10643311303540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3108496 (or 3108494 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 10643311303540 in words is "ten trillion, six hundred forty-three billion, three hundred eleven million, three hundred three thousand, five hundred forty".