427161379005 has 16 divisors (see below), whose sum is σ = 759398007360. Its totient is φ = 227819402064.

The previous prime is 427161379003. The next prime is 427161379009. The reversal of 427161379005 is 500973161724.

427161379005 is a `hidden beast` number, since 4 + 27 + 1 + 613 + 7 + 9 + 0 + 0 + 5 = 666.

It is not a de Polignac number, because 427161379005 - 2¹ = 427161379003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427161379003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1582079047 + ... + 1582079316.

It is an arithmetic number, because the mean of its divisors is an integer number (47462375460).

Almost surely, 2^427161379005 is an apocalyptic number.

427161379005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

427161379005 is a deficient number, since it is larger than the sum of its proper divisors (332236628355).

427161379005 is a wasteful number, since it uses less digits than its factorization.

427161379005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3164158377 (or 3164158371 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 427161379005 in words is "four hundred twenty-seven billion, one hundred sixty-one million, three hundred seventy-nine thousand, five".