25166013380338 has 16 divisors (see below), whose sum is σ = 38207978393760. Its totient is φ = 12430053525856.

The previous prime is 25166013380311. The next prime is 25166013380371. The reversal of 25166013380338 is 83308331066152.

It is a junction number, because it is equal to n+sod(n) for n = 25166013380291 and 25166013380300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6702520 + ... + 9759907.

It is an arithmetic number, because the mean of its divisors is an integer number (2387998649610).

Almost surely, 2^{25166013380338} is an apocalyptic number.

25166013380338 is a deficient number, since it is larger than the sum of its proper divisors (13041965013422).

25166013380338 is a wasteful number, since it uses less digits than its factorization.

25166013380338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16471721.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 25166013380338 in words is "twenty-five trillion, one hundred sixty-six billion, thirteen million, three hundred eighty thousand, three hundred thirty-eight".