25166013380339 has 16 divisors (see below), whose sum is σ = 27756429453984. Its totient is φ = 22674921235200.

The previous prime is 25166013380311. The next prime is 25166013380371. The reversal of 25166013380339 is 93308331066152.

It is not a de Polignac number, because 25166013380339 - 2¹² = 25166013376243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25166013380309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121022834 + ... + 121230599.

It is an arithmetic number, because the mean of its divisors is an integer number (1734776840874).

Almost surely, 2^{25166013380339} is an apocalyptic number.

25166013380339 is a deficient number, since it is larger than the sum of its proper divisors (2590416073645).

25166013380339 is a wasteful number, since it uses less digits than its factorization.

25166013380339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242253638.

The product of its (nonzero) digits is 2099520, while the sum is 50.

The spelling of 25166013380339 in words is "twenty-five trillion, one hundred sixty-six billion, thirteen million, three hundred eighty thousand, three hundred thirty-nine".