427234486668 has 96 divisors (see below), whose sum is σ = 1103651727360. Its totient is φ = 127554877440.

The previous prime is 427234486639. The next prime is 427234486687. The reversal of 427234486668 is 866684432724.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2780478 + ... + 2930106.

It is an arithmetic number, because the mean of its divisors is an integer number (11496372160).

Almost surely, 2^427234486668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 427234486668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551825863680).

427234486668 is an abundant number, since it is smaller than the sum of its proper divisors (676417240692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427234486668 is a wasteful number, since it uses less digits than its factorization.

427234486668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149967 (or 149965 counting only the distinct ones).

The product of its digits is 74317824, while the sum is 60.

The spelling of 427234486668 in words is "four hundred twenty-seven billion, two hundred thirty-four million, four hundred eighty-six thousand, six hundred sixty-eight".