256225002526 has 8 divisors (see below), whose sum is σ = 384464064600. Its totient is φ = 128070314328.

The previous prime is 256225002521. The next prime is 256225002547. The reversal of 256225002526 is 625200522652.

It is a happy number.

256225002526 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256225002521) 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, 21085876 + ... + 21098023.

It is an arithmetic number, because the mean of its divisors is an integer number (48058008075).

Almost surely, 2^256225002526 is an apocalyptic number.

256225002526 is a deficient number, since it is larger than the sum of its proper divisors (128239062074).

256225002526 is a wasteful number, since it uses less digits than its factorization.

256225002526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42186938.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 256225002526 in words is "two hundred fifty-six billion, two hundred twenty-five million, two thousand, five hundred twenty-six".