10643306520613 has 16 divisors (see below), whose sum is σ = 11555907414016. Its totient is φ = 9744442922880.

The previous prime is 10643306520611. The next prime is 10643306520673. The reversal of 10643306520613 is 31602560334601.

It is a cyclic number.

It is not a de Polignac number, because 10643306520613 - 2¹ = 10643306520611 is a prime.

It is a super-2 number, since 2×10643306520613² (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 (10643306520611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5988120 + ... + 7559377.

It is an arithmetic number, because the mean of its divisors is an integer number (722244213376).

Almost surely, 2^{10643306520613} is an apocalyptic number.

10643306520613 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10643306520613 is a deficient number, since it is larger than the sum of its proper divisors (912600893403).

10643306520613 is a wasteful number, since it uses less digits than its factorization.

10643306520613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13548004.

The product of its (nonzero) digits is 233280, while the sum is 40.

The spelling of 10643306520613 in words is "ten trillion, six hundred forty-three billion, three hundred six million, five hundred twenty thousand, six hundred thirteen".