256310643676332 has 48 divisors (see below), whose sum is σ = 683758642767872. Its totient is φ = 73203370375680.

The previous prime is 256310643676291. The next prime is 256310643676343. The reversal of 256310643676332 is 233676346013652.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 588158044 + ... + 588593667.

Almost surely, 2^{256310643676332} is an apocalyptic number.

It is an amenable number.

256310643676332 is an abundant number, since it is smaller than the sum of its proper divisors (427447999091540).

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

256310643676332 is a wasteful number, since it uses less digits than its factorization.

256310643676332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1176754318 (or 1176754316 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 57.

Adding to 256310643676332 its reverse (233676346013652), we get a palindrome (489986989689984).

The spelling of 256310643676332 in words is "two hundred fifty-six trillion, three hundred ten billion, six hundred forty-three million, six hundred seventy-six thousand, three hundred thirty-two".