427328586843 has 4 divisors (see below), whose sum is σ = 569771449128. Its totient is φ = 284885724560.

The previous prime is 427328586823. The next prime is 427328586889. The reversal of 427328586843 is 348685823724.

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 427328586843 - 2⁹ = 427328586331 is a prime.

It is a super-2 number, since 2×427328586843² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (427328586823) 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, 71221431138 + ... + 71221431143.

It is an arithmetic number, because the mean of its divisors is an integer number (142442862282).

Almost surely, 2^427328586843 is an apocalyptic number.

427328586843 is a deficient number, since it is larger than the sum of its proper divisors (142442862285).

427328586843 is a wasteful number, since it uses less digits than its factorization.

427328586843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142442862284.

The product of its digits is 61931520, while the sum is 60.

The spelling of 427328586843 in words is "four hundred twenty-seven billion, three hundred twenty-eight million, five hundred eighty-six thousand, eight hundred forty-three".