259820872619 has 24 divisors (see below), whose sum is σ = 326478270720. Its totient is φ = 202400930160.

The previous prime is 259820872603. The next prime is 259820872651. The reversal of 259820872619 is 916278028952.

It is not a de Polignac number, because 259820872619 - 2⁴ = 259820872603 is a prime.

It is a super-2 number, since 2×259820872619² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (259820812619) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3108752 + ... + 3191234.

It is an arithmetic number, because the mean of its divisors is an integer number (13603261280).

Almost surely, 2^259820872619 is an apocalyptic number.

259820872619 is a deficient number, since it is larger than the sum of its proper divisors (66657398101).

259820872619 is a wasteful number, since it uses less digits than its factorization.

259820872619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86231 (or 86220 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 59.

The spelling of 259820872619 in words is "two hundred fifty-nine billion, eight hundred twenty million, eight hundred seventy-two thousand, six hundred nineteen".