427856097269 has 8 divisors (see below), whose sum is σ = 430040492928. Its totient is φ = 425675729920.

The previous prime is 427856097217. The next prime is 427856097287. The reversal of 427856097269 is 962790658724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 427856097269 - 2³² = 423561129973 is a prime.

It is a super-2 number, since 2×427856097269² (a number of 24 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 (427856097209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 793997 + ... + 1219074.

It is an arithmetic number, because the mean of its divisors is an integer number (53755061616).

Almost surely, 2^427856097269 is an apocalyptic number.

It is an amenable number.

427856097269 is a deficient number, since it is larger than the sum of its proper divisors (2184395659).

427856097269 is a wasteful number, since it uses less digits than its factorization.

427856097269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014155.

The product of its (nonzero) digits is 91445760, while the sum is 65.

The spelling of 427856097269 in words is "four hundred twenty-seven billion, eight hundred fifty-six million, ninety-seven thousand, two hundred sixty-nine".