72252585889 has 12 divisors (see below), whose sum is σ = 80374987728. Its totient is φ = 64892784440.

The previous prime is 72252585859. The next prime is 72252585907. The reversal of 72252585889 is 98858525227.

It is a happy number.

It is not a de Polignac number, because 72252585889 - 2¹³ = 72252577697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72252585829) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3587119 + ... + 3607204.

It is an arithmetic number, because the mean of its divisors is an integer number (6697915644).

Almost surely, 2^72252585889 is an apocalyptic number.

It is an amenable number.

72252585889 is a deficient number, since it is larger than the sum of its proper divisors (8122401839).

72252585889 is a wasteful number, since it uses less digits than its factorization.

72252585889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7194428 (or 7194417 counting only the distinct ones).

The product of its digits is 32256000, while the sum is 61.

The spelling of 72252585889 in words is "seventy-two billion, two hundred fifty-two million, five hundred eighty-five thousand, eight hundred eighty-nine".