285280676351 has 4 divisors (see below), whose sum is σ = 311215283304. Its totient is φ = 259346069400.

The previous prime is 285280676347. The next prime is 285280676371. The reversal of 285280676351 is 153676082582.

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

It is not a de Polignac number, because 285280676351 - 2² = 285280676347 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 285280676293 and 285280676302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (285280676371) 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, 12967303460 + ... + 12967303481.

It is an arithmetic number, because the mean of its divisors is an integer number (77803820826).

Almost surely, 2^285280676351 is an apocalyptic number.

285280676351 is a deficient number, since it is larger than the sum of its proper divisors (25934606953).

285280676351 is a wasteful number, since it uses less digits than its factorization.

285280676351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25934606952.

The product of its (nonzero) digits is 4838400, while the sum is 53.

The spelling of 285280676351 in words is "two hundred eighty-five billion, two hundred eighty million, six hundred seventy-six thousand, three hundred fifty-one".