227264323720 has 32 divisors (see below), whose sum is σ = 584393976000. Its totient is φ = 77919196608.

The previous prime is 227264323709. The next prime is 227264323729. The reversal of 227264323720 is 27323462722.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (227264323729) 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 in 7 ways as a sum of consecutive naturals, for example, 405828870 + ... + 405829429.

It is an arithmetic number, because the mean of its divisors is an integer number (18262311750).

Almost surely, 2^227264323720 is an apocalyptic number.

227264323720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

227264323720 is an abundant number, since it is smaller than the sum of its proper divisors (357129652280).

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

227264323720 is a wasteful number, since it uses less digits than its factorization.

227264323720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811658317 (or 811658313 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 40.

The spelling of 227264323720 in words is "two hundred twenty-seven billion, two hundred sixty-four million, three hundred twenty-three thousand, seven hundred twenty".