227820185054740 has 12 divisors (see below), whose sum is σ = 478422388614996. Its totient is φ = 91128074021888.

The previous prime is 227820185054653. The next prime is 227820185054779. The reversal of 227820185054740 is 47450581028722.

It can be written as a sum of positive squares in 2 ways, for example, as 138309172082064 + 89511012972676 = 11760492^2 + 9461026^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5695504626349 + ... + 5695504626388.

It is an arithmetic number, because the mean of its divisors is an integer number (39868532384583).

Almost surely, 2^{227820185054740} is an apocalyptic number.

227820185054740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

227820185054740 is an abundant number, since it is smaller than the sum of its proper divisors (250602203560256).

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

227820185054740 is a wasteful number, since it uses less digits than its factorization.

227820185054740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11391009252746 (or 11391009252744 counting only the distinct ones).

The product of its (nonzero) digits is 10035200, while the sum is 55.

The spelling of 227820185054740 in words is "two hundred twenty-seven trillion, eight hundred twenty billion, one hundred eighty-five million, fifty-four thousand, seven hundred forty".