72063650252 has 24 divisors (see below), whose sum is σ = 137583667200. Its totient is φ = 32754393360.

The previous prime is 72063650237. The next prime is 72063650257. The reversal of 72063650252 is 25205636027.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (72063650257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1065749 + ... + 1131347.

It is an arithmetic number, because the mean of its divisors is an integer number (5732652800).

Almost surely, 2^72063650252 is an apocalyptic number.

It is an amenable number.

72063650252 is a deficient number, since it is larger than the sum of its proper divisors (65520016948).

72063650252 is a wasteful number, since it uses less digits than its factorization.

72063650252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90581 (or 90579 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 38.

The spelling of 72063650252 in words is "seventy-two billion, sixty-three million, six hundred fifty thousand, two hundred fifty-two".