256625226141 has 16 divisors (see below), whose sum is σ = 354951849600. Its totient is φ = 164723910848.

The previous prime is 256625226133. The next prime is 256625226203. The reversal of 256625226141 is 141622526652.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 256625226141 - 2³ = 256625226133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 256625226093 and 256625226102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256625226101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4077006 + ... + 4139471.

It is an arithmetic number, because the mean of its divisors is an integer number (22184490600).

Almost surely, 2^256625226141 is an apocalyptic number.

It is an amenable number.

256625226141 is a deficient number, since it is larger than the sum of its proper divisors (98326623459).

256625226141 is a wasteful number, since it uses less digits than its factorization.

256625226141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8216868.

The product of its digits is 345600, while the sum is 42.

The spelling of 256625226141 in words is "two hundred fifty-six billion, six hundred twenty-five million, two hundred twenty-six thousand, one hundred forty-one".