6414639983 has 2 divisors, whose sum is σ = 6414639984. Its totient is φ = 6414639982.

The previous prime is 6414639967. The next prime is 6414640031. The reversal of 6414639983 is 3899364146.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6414639983 - 2⁴ = 6414639967 is a prime.

It is a super-2 number, since 2×6414639983² = 82295212223004480578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6414639943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3207319991 + 3207319992.

It is an arithmetic number, because the mean of its divisors is an integer number (3207319992).

Almost surely, 2^6414639983 is an apocalyptic number.

6414639983 is a deficient number, since it is larger than the sum of its proper divisors (1).

6414639983 is an equidigital number, since it uses as much as digits as its factorization.

6414639983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3359232, while the sum is 53.

The square root of 6414639983 is about 80091.4476270719. The cubic root of 6414639983 is about 1858.0501383082.

The spelling of 6414639983 in words is "six billion, four hundred fourteen million, six hundred thirty-nine thousand, nine hundred eighty-three".