427121227467 has 16 divisors (see below), whose sum is σ = 690296933760. Its totient is φ = 258861349800.

The previous prime is 427121227391. The next prime is 427121227493. The reversal of 427121227467 is 764722121724.

427121227467 is a `hidden beast` number, since 42 + 7 + 121 + 2 + 27 + 467 = 666.

It is not a de Polignac number, because 427121227467 - 2⁷ = 427121227339 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (427121227367) 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, 719059009 + ... + 719059602.

It is an arithmetic number, because the mean of its divisors is an integer number (43143558360).

Almost surely, 2^427121227467 is an apocalyptic number.

427121227467 is a deficient number, since it is larger than the sum of its proper divisors (263175706293).

427121227467 is a wasteful number, since it uses less digits than its factorization.

427121227467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438118631 (or 1438118625 counting only the distinct ones).

The product of its digits is 526848, while the sum is 45.

The spelling of 427121227467 in words is "four hundred twenty-seven billion, one hundred twenty-one million, two hundred twenty-seven thousand, four hundred sixty-seven".