308134693656256 has 28 divisors (see below), whose sum is σ = 612009138968352. Its totient is φ = 153927666514688.

The previous prime is 308134693656253. The next prime is 308134693656287. The reversal of 308134693656256 is 652656396431803.

It is a junction number, because it is equal to n+sod(n) for n = 308134693656191 and 308134693656200.

It is not an unprimeable number, because it can be changed into a prime (308134693656253) 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, 2182433755 + ... + 2182574938.

Almost surely, 2^{308134693656256} is an apocalyptic number.

It is an amenable number.

308134693656256 is a deficient number, since it is larger than the sum of its proper divisors (303874445312096).

308134693656256 is a wasteful number, since it uses less digits than its factorization.

308134693656256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4365009808 (or 4365009798 counting only the distinct ones).

The product of its (nonzero) digits is 503884800, while the sum is 67.

The spelling of 308134693656256 in words is "three hundred eight trillion, one hundred thirty-four billion, six hundred ninety-three million, six hundred fifty-six thousand, two hundred fifty-six".