227305153221144 has 32 divisors (see below), whose sum is σ = 572737393950720. Its totient is φ = 75171782954016.

The previous prime is 227305153221131. The next prime is 227305153221161. The reversal of 227305153221144 is 441122351503722.

It is a junction number, because it is equal to n+sod(n) for n = 227305153221096 and 227305153221105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37287587704 + ... + 37287593799.

It is an arithmetic number, because the mean of its divisors is an integer number (17898043560960).

Almost surely, 2^{227305153221144} is an apocalyptic number.

227305153221144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

227305153221144 is an abundant number, since it is smaller than the sum of its proper divisors (345432240729576).

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

227305153221144 is a wasteful number, since it uses less digits than its factorization.

227305153221144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74575181639 (or 74575181635 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 227305153221144 in words is "two hundred twenty-seven trillion, three hundred five billion, one hundred fifty-three million, two hundred twenty-one thousand, one hundred forty-four".