72001200224 has 12 divisors (see below), whose sum is σ = 141752363004. Its totient is φ = 36000600096.

The previous prime is 72001200221. The next prime is 72001200251. The reversal of 72001200224 is 42200210027.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 72001200196 and 72001200205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72001200221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125018722 + ... + 1125018785.

It is an arithmetic number, because the mean of its divisors is an integer number (11812696917).

Almost surely, 2^72001200224 is an apocalyptic number.

It is an amenable number.

72001200224 is a deficient number, since it is larger than the sum of its proper divisors (69751162780).

72001200224 is a wasteful number, since it uses less digits than its factorization.

72001200224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250037517 (or 2250037509 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The spelling of 72001200224 in words is "seventy-two billion, one million, two hundred thousand, two hundred twenty-four".