7425447575 has 24 divisors (see below), whose sum is σ = 11332378848. Its totient is φ = 4700062080.

The previous prime is 7425447571. The next prime is 7425447611. The reversal of 7425447575 is 5757445247.

It is not a de Polignac number, because 7425447575 - 2² = 7425447571 is a prime.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7425447571) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1629692 + ... + 1634241.

It is an arithmetic number, because the mean of its divisors is an integer number (472182452).

Almost surely, 2^7425447575 is an apocalyptic number.

7425447575 is a deficient number, since it is larger than the sum of its proper divisors (3906931273).

7425447575 is a wasteful number, since it uses less digits than its factorization.

7425447575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3263963 (or 3263958 counting only the distinct ones).

The product of its digits is 5488000, while the sum is 50.

The square root of 7425447575 is about 86171.0367524959. The cubic root of 7425447575 is about 1950.9263689653.

The spelling of 7425447575 in words is "seven billion, four hundred twenty-five million, four hundred forty-seven thousand, five hundred seventy-five".