25325504550530 has 16 divisors (see below), whose sum is σ = 45587086118784. Its totient is φ = 10129940058480.

The previous prime is 25325504550503. The next prime is 25325504550613. The reversal of 25325504550530 is 3505540552352.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32313626 + ... + 33088085.

It is an arithmetic number, because the mean of its divisors is an integer number (2849192882424).

Almost surely, 2^{25325504550530} is an apocalyptic number.

25325504550530 is a deficient number, since it is larger than the sum of its proper divisors (20261581568254).

25325504550530 is a wasteful number, since it uses less digits than its factorization.

25325504550530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65440441.

The product of its (nonzero) digits is 2250000, while the sum is 44.

The spelling of 25325504550530 in words is "twenty-five trillion, three hundred twenty-five billion, five hundred four million, five hundred fifty thousand, five hundred thirty".