725255641222 has 32 divisors (see below), whose sum is σ = 1310217914880. Its totient is φ = 294130362240.

The previous prime is 725255641219. The next prime is 725255641237. The reversal of 725255641222 is 222146552527.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1313058 + ... + 1781749.

It is an arithmetic number, because the mean of its divisors is an integer number (40944309840).

Almost surely, 2^725255641222 is an apocalyptic number.

725255641222 is a deficient number, since it is larger than the sum of its proper divisors (584962273658).

725255641222 is a wasteful number, since it uses less digits than its factorization.

725255641222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095716.

The product of its digits is 672000, while the sum is 43.

The spelling of 725255641222 in words is "seven hundred twenty-five billion, two hundred fifty-five million, six hundred forty-one thousand, two hundred twenty-two".