534222768856655 has 4 divisors (see below), whose sum is σ = 641067322627992. Its totient is φ = 427378215085320.

The previous prime is 534222768856627. The next prime is 534222768856661. The reversal of 534222768856655 is 556658867222435.

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

It is a de Polignac number, because none of the positive numbers 2^k-534222768856655 is a prime.

It is a Duffinian number.

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, 53422276885661 + ... + 53422276885670.

It is an arithmetic number, because the mean of its divisors is an integer number (160266830656998).

Almost surely, 2^{534222768856655} is an apocalyptic number.

534222768856655 is a deficient number, since it is larger than the sum of its proper divisors (106844553771337).

534222768856655 is a wasteful number, since it uses less digits than its factorization.

534222768856655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106844553771336.

The product of its digits is 5806080000, while the sum is 74.

The spelling of 534222768856655 in words is "five hundred thirty-four trillion, two hundred twenty-two billion, seven hundred sixty-eight million, eight hundred fifty-six thousand, six hundred fifty-five".