227455688142 has 32 divisors (see below), whose sum is σ = 505475056800. Its totient is φ = 75815866944.

The previous prime is 227455688113. The next prime is 227455688177. The reversal of 227455688142 is 241886554722.

227455688142 is a `hidden beast` number, since 2 + 2 + 7 + 4 + 556 + 8 + 81 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1970448 + ... + 2082684.

It is an arithmetic number, because the mean of its divisors is an integer number (15796095525).

Almost surely, 2^227455688142 is an apocalyptic number.

227455688142 is an abundant number, since it is smaller than the sum of its proper divisors (278019368658).

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

227455688142 is a wasteful number, since it uses less digits than its factorization.

227455688142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149777 (or 149771 counting only the distinct ones).

The product of its digits is 8601600, while the sum is 54.

The spelling of 227455688142 in words is "two hundred twenty-seven billion, four hundred fifty-five million, six hundred eighty-eight thousand, one hundred forty-two".