4227587732887 has 4 divisors (see below), whose sum is σ = 4246048814920. Its totient is φ = 4209126650856.

The previous prime is 4227587732881. The next prime is 4227587732903. The reversal of 4227587732887 is 7882377857224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4227587732887 - 2²³ = 4227579344279 is a prime.

It is a super-2 number, since 2×4227587732887² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4227587732881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9230540673 + ... + 9230541130.

It is an arithmetic number, because the mean of its divisors is an integer number (1061512203730).

Almost surely, 2^{4227587732887} is an apocalyptic number.

4227587732887 is a deficient number, since it is larger than the sum of its proper divisors (18461082033).

4227587732887 is a wasteful number, since it uses less digits than its factorization.

4227587732887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18461082032.

The product of its digits is 590069760, while the sum is 70.

The spelling of 4227587732887 in words is "four trillion, two hundred twenty-seven billion, five hundred eighty-seven million, seven hundred thirty-two thousand, eight hundred eighty-seven".