25734565552 has 20 divisors (see below), whose sum is σ = 50008685896. Its totient is φ = 12829098240.

The previous prime is 25734565547. The next prime is 25734565559. The reversal of 25734565552 is 25556543752.

It is a junction number, because it is equal to n+sod(n) for n = 25734565496 and 25734565505.

It is not an unprimeable number, because it can be changed into a prime (25734565559) 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, 2380974 + ... + 2391757.

Almost surely, 2^25734565552 is an apocalyptic number.

It is an amenable number.

25734565552 is a deficient number, since it is larger than the sum of its proper divisors (24274120344).

25734565552 is a wasteful number, since it uses less digits than its factorization.

25734565552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4773076 (or 4773070 counting only the distinct ones).

The product of its digits is 6300000, while the sum is 49.

The spelling of 25734565552 in words is "twenty-five billion, seven hundred thirty-four million, five hundred sixty-five thousand, five hundred fifty-two".