256261100283 has 6 divisors (see below), whose sum is σ = 370154922644. Its totient is φ = 170840733516.

The previous prime is 256261100279. The next prime is 256261100297. The reversal of 256261100283 is 382001162652.

256261100283 is a `hidden beast` number, since 2 + 5 + 626 + 1 + 1 + 0 + 0 + 28 + 3 = 666.

It is not a de Polignac number, because 256261100283 - 2² = 256261100279 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (256261100203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14236727785 + ... + 14236727802.

Almost surely, 2^256261100283 is an apocalyptic number.

256261100283 is a deficient number, since it is larger than the sum of its proper divisors (113893822361).

256261100283 is a wasteful number, since it uses less digits than its factorization.

256261100283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28473455593 (or 28473455590 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 256261100283 in words is "two hundred fifty-six billion, two hundred sixty-one million, one hundred thousand, two hundred eighty-three".