25206123352 has 16 divisors (see below), whose sum is σ = 47263348440. Its totient is φ = 12602563776.

The previous prime is 25206123347. The next prime is 25206123379. The reversal of 25206123352 is 25332160252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238263 + ... + 327385.

Almost surely, 2^25206123352 is an apocalyptic number.

It is an amenable number.

25206123352 is a deficient number, since it is larger than the sum of its proper divisors (22057225088).

25206123352 is a wasteful number, since it uses less digits than its factorization.

25206123352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124482 (or 124478 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 25206123352 in words is "twenty-five billion, two hundred six million, one hundred twenty-three thousand, three hundred fifty-two".