256101045371 has 2 divisors, whose sum is σ = 256101045372. Its totient is φ = 256101045370.

The previous prime is 256101045313. The next prime is 256101045377. The reversal of 256101045371 is 173540101652.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-256101045371 is a prime.

It is not a weakly prime, because it can be changed into another prime (256101045377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128050522685 + 128050522686.

It is an arithmetic number, because the mean of its divisors is an integer number (128050522686).

Almost surely, 2^256101045371 is an apocalyptic number.

256101045371 is a deficient number, since it is larger than the sum of its proper divisors (1).

256101045371 is an equidigital number, since it uses as much as digits as its factorization.

256101045371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 256101045371 in words is "two hundred fifty-six billion, one hundred one million, forty-five thousand, three hundred seventy-one".