725222388572 has 24 divisors (see below), whose sum is σ = 1396767827952. Its totient is φ = 326729312000.

The previous prime is 725222388571. The next prime is 725222388599. The reversal of 725222388572 is 275883222527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725222388571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72925679 + ... + 72935622.

It is an arithmetic number, because the mean of its divisors is an integer number (58198659498).

Almost surely, 2^725222388572 is an apocalyptic number.

It is an amenable number.

725222388572 is a deficient number, since it is larger than the sum of its proper divisors (671545439380).

725222388572 is a wasteful number, since it uses less digits than its factorization.

725222388572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145861429 (or 145861427 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 53.

The spelling of 725222388572 in words is "seven hundred twenty-five billion, two hundred twenty-two million, three hundred eighty-eight thousand, five hundred seventy-two".