64614423163 has 2 divisors, whose sum is σ = 64614423164. Its totient is φ = 64614423162.

The previous prime is 64614423131. The next prime is 64614423187. The reversal of 64614423163 is 36132441646.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64614423163 - 2⁵ = 64614423131 is a prime.

It is not a weakly prime, because it can be changed into another prime (64614421163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32307211581 + 32307211582.

It is an arithmetic number, because the mean of its divisors is an integer number (32307211582).

Almost surely, 2^64614423163 is an apocalyptic number.

64614423163 is a deficient number, since it is larger than the sum of its proper divisors (1).

64614423163 is an equidigital number, since it uses as much as digits as its factorization.

64614423163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 40.

The spelling of 64614423163 in words is "sixty-four billion, six hundred fourteen million, four hundred twenty-three thousand, one hundred sixty-three".