428181462027 has 24 divisors (see below), whose sum is σ = 676548687360. Its totient is φ = 258796799280.

The previous prime is 428181462011. The next prime is 428181462073. The reversal of 428181462027 is 720264181824.

428181462027 is a `hidden beast` number, since 4 + 2 + 8 + 1 + 8 + 14 + 620 + 2 + 7 = 666.

It is not a de Polignac number, because 428181462027 - 2⁴ = 428181462011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (428181460027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5856127 + ... + 5928792.

It is an arithmetic number, because the mean of its divisors is an integer number (28189528640).

Almost surely, 2^428181462027 is an apocalyptic number.

428181462027 is a deficient number, since it is larger than the sum of its proper divisors (248367225333).

428181462027 is a wasteful number, since it uses less digits than its factorization.

428181462027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11785303 (or 11785300 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 45.

The spelling of 428181462027 in words is "four hundred twenty-eight billion, one hundred eighty-one million, four hundred sixty-two thousand, twenty-seven".