5225446540 has 12 divisors (see below), whose sum is σ = 10973437776. Its totient is φ = 2090178608.

The previous prime is 5225446517. The next prime is 5225446549. The reversal of 5225446540 is 456445225.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5225446540.

It is not an unprimeable number, because it can be changed into a prime (5225446549) 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, 130636144 + ... + 130636183.

It is an arithmetic number, because the mean of its divisors is an integer number (914453148).

Almost surely, 2^5225446540 is an apocalyptic number.

It is an amenable number.

5225446540 is an abundant number, since it is smaller than the sum of its proper divisors (5747991236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5225446540 is a wasteful number, since it uses less digits than its factorization.

5225446540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261272336 (or 261272334 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

The square root of 5225446540 is about 72287.2501897810. The cubic root of 5225446540 is about 1735.2996119044.

The spelling of 5225446540 in words is "five billion, two hundred twenty-five million, four hundred forty-six thousand, five hundred forty".