259749199137196 has 12 divisors (see below), whose sum is σ = 454561256056320. Its totient is φ = 129874554549680.

The previous prime is 259749199137191. The next prime is 259749199137221. The reversal of 259749199137196 is 691731991947952.

It is not an unprimeable number, because it can be changed into a prime (259749199137191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4035285 + ... + 23146963.

It is an arithmetic number, because the mean of its divisors is an integer number (37880104671360).

Almost surely, 2^{259749199137196} is an apocalyptic number.

It is an amenable number.

259749199137196 is a deficient number, since it is larger than the sum of its proper divisors (194812056919124).

259749199137196 is a wasteful number, since it uses less digits than its factorization.

259749199137196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22509464 (or 22509462 counting only the distinct ones).

The product of its digits is 2083248720, while the sum is 82.

The spelling of 259749199137196 in words is "two hundred fifty-nine trillion, seven hundred forty-nine billion, one hundred ninety-nine million, one hundred thirty-seven thousand, one hundred ninety-six".