2601666967 has 2 divisors, whose sum is σ = 2601666968. Its totient is φ = 2601666966.

The previous prime is 2601666889. The next prime is 2601667027. The reversal of 2601666967 is 7696661062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2601666967 - 2⁷ = 2601666839 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2601666967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2601666167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300833483 + 1300833484.

It is an arithmetic number, because the mean of its divisors is an integer number (1300833484).

Almost surely, 2^2601666967 is an apocalyptic number.

2601666967 is a deficient number, since it is larger than the sum of its proper divisors (1).

2601666967 is an equidigital number, since it uses as much as digits as its factorization.

2601666967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 49.

The square root of 2601666967 is about 51006.5384730232. The cubic root of 2601666967 is about 1375.3626753722.

The spelling of 2601666967 in words is "two billion, six hundred one million, six hundred sixty-six thousand, nine hundred sixty-seven".