622965569226 has 128 divisors (see below), whose sum is σ = 1673301805056. Its totient is φ = 149322804480.

The previous prime is 622965569221. The next prime is 622965569231.

622965569226 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (622965569221) and next prime (622965569231).

It is a super-2 number, since 2×622965569226² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 622965569226.

It is not an unprimeable number, because it can be changed into a prime (622965569221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27117621 + ... + 27140583.

It is an arithmetic number, because the mean of its divisors is an integer number (13072670352).

Almost surely, 2^622965569226 is an apocalyptic number.

622965569226 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 622965569226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (836650902528).

622965569226 is an abundant number, since it is smaller than the sum of its proper divisors (1050336235830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

622965569226 is a wasteful number, since it uses less digits than its factorization.

622965569226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27516.

The product of its digits is 41990400, while the sum is 60.

The spelling of 622965569226 in words is "six hundred twenty-two billion, nine hundred sixty-five million, five hundred sixty-nine thousand, two hundred twenty-six".