5225661345 has 16 divisors (see below), whose sum is σ = 8365207680. Its totient is φ = 2785636224.

The previous prime is 5225661251. The next prime is 5225661377. The reversal of 5225661345 is 5431665225.

It is not a de Polignac number, because 5225661345 - 2⁹ = 5225660833 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 54844 + ... + 116013.

It is an arithmetic number, because the mean of its divisors is an integer number (522825480).

Almost surely, 2^5225661345 is an apocalyptic number.

It is an amenable number.

5225661345 is a deficient number, since it is larger than the sum of its proper divisors (3139546335).

5225661345 is a wasteful number, since it uses less digits than its factorization.

5225661345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172904.

The product of its digits is 216000, while the sum is 39.

The square root of 5225661345 is about 72288.7359482790. The cubic root of 5225661345 is about 1735.3233895166.

The spelling of 5225661345 in words is "five billion, two hundred twenty-five million, six hundred sixty-one thousand, three hundred forty-five".