72222476000 has 48 divisors (see below), whose sum is σ = 177450633360. Its totient is φ = 28888988800.

The previous prime is 72222475967. The next prime is 72222476009. The reversal of 72222476000 is 67422227.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72222476009) 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, 9023810 + ... + 9031809.

It is an arithmetic number, because the mean of its divisors is an integer number (3696888195).

Almost surely, 2^72222476000 is an apocalyptic number.

It is an amenable number.

72222476000 is an abundant number, since it is smaller than the sum of its proper divisors (105228157360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72222476000 is a wasteful number, since it uses less digits than its factorization.

72222476000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18055644 (or 18055626 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

Adding to 72222476000 its reverse (67422227), we get a palindrome (72289898227).

The spelling of 72222476000 in words is "seventy-two billion, two hundred twenty-two million, four hundred seventy-six thousand".