622556525655226 has 16 divisors (see below), whose sum is σ = 956773964139840. Its totient is φ = 303634453757920.

The previous prime is 622556525655061. The next prime is 622556525655227.

622556525655226 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×622556525655226² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (622556525655227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645218956 + ... + 646183111.

It is an arithmetic number, because the mean of its divisors is an integer number (59798372758740).

Almost surely, 2^{622556525655226} is an apocalyptic number.

622556525655226 is a deficient number, since it is larger than the sum of its proper divisors (334217438484614).

622556525655226 is a wasteful number, since it uses less digits than its factorization.

622556525655226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291407989.

The product of its digits is 648000000, while the sum is 64.

The spelling of 622556525655226 in words is "six hundred twenty-two trillion, five hundred fifty-six billion, five hundred twenty-five million, six hundred fifty-five thousand, two hundred twenty-six".