227245215372 has 24 divisors (see below), whose sum is σ = 605987241216. Its totient is φ = 64927204368.

The previous prime is 227245215371. The next prime is 227245215377. The reversal of 227245215372 is 273512542722.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (227245215371) 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, 1352650008 + ... + 1352650175.

It is an arithmetic number, because the mean of its divisors is an integer number (25249468384).

Almost surely, 2^227245215372 is an apocalyptic number.

It is an amenable number.

227245215372 is an abundant number, since it is smaller than the sum of its proper divisors (378742025844).

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

227245215372 is a wasteful number, since it uses less digits than its factorization.

227245215372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705300197 (or 2705300195 counting only the distinct ones).

The product of its digits is 470400, while the sum is 42.

The spelling of 227245215372 in words is "two hundred twenty-seven billion, two hundred forty-five million, two hundred fifteen thousand, three hundred seventy-two".