6520061683 has 2 divisors, whose sum is σ = 6520061684. Its totient is φ = 6520061682.

The previous prime is 6520061657. The next prime is 6520061711. The reversal of 6520061683 is 3861600256.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6520061683 is a prime.

It is a super-2 number, since 2×6520061683² = 85022408700249584978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6520061783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3260030841 + 3260030842.

It is an arithmetic number, because the mean of its divisors is an integer number (3260030842).

Almost surely, 2^6520061683 is an apocalyptic number.

6520061683 is a deficient number, since it is larger than the sum of its proper divisors (1).

6520061683 is an equidigital number, since it uses as much as digits as its factorization.

6520061683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 6520061683 is about 80746.8989063976. The cubic root of 6520061683 is about 1868.1736181551.

The spelling of 6520061683 in words is "six billion, five hundred twenty million, sixty-one thousand, six hundred eighty-three".