25352474552 has 8 divisors (see below), whose sum is σ = 47535889800. Its totient is φ = 12676237272.

The previous prime is 25352474531. The next prime is 25352474617. The reversal of 25352474552 is 25547425352.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1584529652 + ... + 1584529667.

It is an arithmetic number, because the mean of its divisors is an integer number (5941986225).

Almost surely, 2^25352474552 is an apocalyptic number.

It is an amenable number.

25352474552 is a deficient number, since it is larger than the sum of its proper divisors (22183415248).

25352474552 is a wasteful number, since it uses less digits than its factorization.

25352474552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3169059325 (or 3169059321 counting only the distinct ones).

The product of its digits is 1680000, while the sum is 44.

The spelling of 25352474552 in words is "twenty-five billion, three hundred fifty-two million, four hundred seventy-four thousand, five hundred fifty-two".