25150540552 has 16 divisors (see below), whose sum is σ = 47363193900. Its totient is φ = 12520355520.

The previous prime is 25150540517. The next prime is 25150540577. The reversal of 25150540552 is 25504505152.

It can be written as a sum of positive squares in 2 ways, for example, as 24827044356 + 323496196 = 157566^2 + 17986^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 6862399 + ... + 6866062.

Almost surely, 2^25150540552 is an apocalyptic number.

It is an amenable number.

25150540552 is a deficient number, since it is larger than the sum of its proper divisors (22212653348).

25150540552 is a wasteful number, since it uses less digits than its factorization.

25150540552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13728696 (or 13728692 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 34.

The spelling of 25150540552 in words is "twenty-five billion, one hundred fifty million, five hundred forty thousand, five hundred fifty-two".