2601619381259 has 2 divisors, whose sum is σ = 2601619381260. Its totient is φ = 2601619381258.

The previous prime is 2601619381217. The next prime is 2601619381297. The reversal of 2601619381259 is 9521839161062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2601619381259 - 2²⁰ = 2601618332683 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2601619381259.

It is not a weakly prime, because it can be changed into another prime (2601619381759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300809690629 + 1300809690630.

It is an arithmetic number, because the mean of its divisors is an integer number (1300809690630).

Almost surely, 2^{2601619381259} is an apocalyptic number.

2601619381259 is a deficient number, since it is larger than the sum of its proper divisors (1).

2601619381259 is an equidigital number, since it uses as much as digits as its factorization.

2601619381259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 53.

The spelling of 2601619381259 in words is "two trillion, six hundred one billion, six hundred nineteen million, three hundred eighty-one thousand, two hundred fifty-nine".