256252154114 has 64 divisors (see below), whose sum is σ = 425875034880.
Its totient is φ = 114675025920.
The previous prime is 256252154107. The next prime is 256252154117. The reversal of 256252154114 is 411451252652.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (256252154117) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 396061739 + ... + 396062385.
It is an arithmetic number, because the mean of its divisors is an integer number (6654297420).
Almost surely, 2256252154114 is an apocalyptic number.
256252154114 is a deficient number, since it is larger than the sum of its proper divisors (169622880766).
256252154114 is a wasteful number, since it uses less digits than its factorization.
256252154114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1595.
The product of its digits is 96000, while the sum is 38.
The spelling of 256252154114 in words is "two hundred fifty-six billion, two hundred fifty-two million, one hundred fifty-four thousand, one hundred fourteen".