256622330075222 has 8 divisors (see below), whose sum is σ = 384933574902000. Its totient is φ = 128311138441224.

The previous prime is 256622330075219. The next prime is 256622330075239. The reversal of 256622330075222 is 222570033226652.

256622330075222 is digitally balanced in base 2, 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2531279 + ... + 22795877.

It is an arithmetic number, because the mean of its divisors is an integer number (48116696862750).

Almost surely, 2^{256622330075222} is an apocalyptic number.

256622330075222 is a deficient number, since it is larger than the sum of its proper divisors (128311244826778).

256622330075222 is a wasteful number, since it uses less digits than its factorization.

256622330075222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26596390.

The product of its (nonzero) digits is 3628800, while the sum is 47.

The spelling of 256622330075222 in words is "two hundred fifty-six trillion, six hundred twenty-two billion, three hundred thirty million, seventy-five thousand, two hundred twenty-two".