2641723614251 has 2 divisors, whose sum is σ = 2641723614252. Its totient is φ = 2641723614250.

The previous prime is 2641723614239. The next prime is 2641723614301. The reversal of 2641723614251 is 1524163271462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2641723614251 - 2²² = 2641719419947 is a prime.

It is not a weakly prime, because it can be changed into another prime (2641723613251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1320861807125 + 1320861807126.

It is an arithmetic number, because the mean of its divisors is an integer number (1320861807126).

Almost surely, 2^{2641723614251} is an apocalyptic number.

2641723614251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2641723614251 is an equidigital number, since it uses as much as digits as its factorization.

2641723614251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 44.

The spelling of 2641723614251 in words is "two trillion, six hundred forty-one billion, seven hundred twenty-three million, six hundred fourteen thousand, two hundred fifty-one".