187327144468 has 6 divisors (see below), whose sum is σ = 327822502826. Its totient is φ = 93663572232.

The previous prime is 187327144453. The next prime is 187327144493. The reversal of 187327144468 is 864441723781.

It can be written as a sum of positive squares in only one way, i.e., 155124124164 + 32203020304 = 393858^2 + 179452^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23415893055 + ... + 23415893062.

Almost surely, 2^187327144468 is an apocalyptic number.

It is an amenable number.

187327144468 is a deficient number, since it is larger than the sum of its proper divisors (140495358358).

187327144468 is a wasteful number, since it uses less digits than its factorization.

187327144468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46831786121 (or 46831786119 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 55.

The spelling of 187327144468 in words is "one hundred eighty-seven billion, three hundred twenty-seven million, one hundred forty-four thousand, four hundred sixty-eight".