427247280339 has 24 divisors (see below), whose sum is σ = 626221779456. Its totient is φ = 258911598000.

The previous prime is 427247280263. The next prime is 427247280379. The reversal of 427247280339 is 933082742724.

It is not a de Polignac number, because 427247280339 - 2¹¹ = 427247278291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 427247280291 and 427247280300.

It is not an unprimeable number, because it can be changed into a prime (427247280379) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3903814 + ... + 4011764.

It is an arithmetic number, because the mean of its divisors is an integer number (26092574144).

Almost surely, 2^427247280339 is an apocalyptic number.

427247280339 is a deficient number, since it is larger than the sum of its proper divisors (198974499117).

427247280339 is a wasteful number, since it uses less digits than its factorization.

427247280339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118879 (or 118868 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 51.

The spelling of 427247280339 in words is "four hundred twenty-seven billion, two hundred forty-seven million, two hundred eighty thousand, three hundred thirty-nine".