25678376252 has 6 divisors (see below), whose sum is σ = 44937158448. Its totient is φ = 12839188124.

The previous prime is 25678376233. The next prime is 25678376261. The reversal of 25678376252 is 25267387652.

It is a junction number, because it is equal to n+sod(n) for n = 25678376194 and 25678376203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3209797028 + ... + 3209797035.

It is an arithmetic number, because the mean of its divisors is an integer number (7489526408).

Almost surely, 2^25678376252 is an apocalyptic number.

It is an amenable number.

25678376252 is a deficient number, since it is larger than the sum of its proper divisors (19258782196).

25678376252 is a wasteful number, since it uses less digits than its factorization.

25678376252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6419594067 (or 6419594065 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 53.

The spelling of 25678376252 in words is "twenty-five billion, six hundred seventy-eight million, three hundred seventy-six thousand, two hundred fifty-two".