6343010068661 has 16 divisors (see below), whose sum is σ = 7678436413824. Its totient is φ = 5115142669824.

The previous prime is 6343010068643. The next prime is 6343010068753. The reversal of 6343010068661 is 1668600103436.

It is a cyclic number.

It is not a de Polignac number, because 6343010068661 - 2¹⁴ = 6343010052277 is a prime.

It is a super-2 number, since 2×6343010068661² (a number of 26 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 (6343010068861) 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, 9614120 + ... + 10252673.

It is an arithmetic number, because the mean of its divisors is an integer number (479902275864).

Almost surely, 2^{6343010068661} is an apocalyptic number.

It is an amenable number.

6343010068661 is a deficient number, since it is larger than the sum of its proper divisors (1335426345163).

6343010068661 is a wasteful number, since it uses less digits than its factorization.

6343010068661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19869500.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 6343010068661 in words is "six trillion, three hundred forty-three billion, ten million, sixty-eight thousand, six hundred sixty-one".