256452101411 has 4 divisors (see below), whose sum is σ = 279765928824. Its totient is φ = 233138274000.

The previous prime is 256452101387. The next prime is 256452101429. The reversal of 256452101411 is 114101254652.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-256452101411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (256452104411) 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, 11656913690 + ... + 11656913711.

It is an arithmetic number, because the mean of its divisors is an integer number (69941482206).

Almost surely, 2^256452101411 is an apocalyptic number.

256452101411 is a deficient number, since it is larger than the sum of its proper divisors (23313827413).

256452101411 is a wasteful number, since it uses less digits than its factorization.

256452101411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23313827412.

The product of its (nonzero) digits is 9600, while the sum is 32.

The spelling of 256452101411 in words is "two hundred fifty-six billion, four hundred fifty-two million, one hundred one thousand, four hundred eleven".