6461801683 has 2 divisors, whose sum is σ = 6461801684. Its totient is φ = 6461801682.

The previous prime is 6461801617. The next prime is 6461801701. The reversal of 6461801683 is 3861081646.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6461801683 is a prime.

It is not a weakly prime, because it can be changed into another prime (6461801183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3230900841 + 3230900842.

It is an arithmetic number, because the mean of its divisors is an integer number (3230900842).

Almost surely, 2^6461801683 is an apocalyptic number.

6461801683 is a deficient number, since it is larger than the sum of its proper divisors (1).

6461801683 is an equidigital number, since it uses as much as digits as its factorization.

6461801683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 6461801683 is about 80385.3325115969. The cubic root of 6461801683 is about 1862.5926079082.

The spelling of 6461801683 in words is "six billion, four hundred sixty-one million, eight hundred one thousand, six hundred eighty-three".