422205145362 has 1134 divisors, whose sum is σ = 1396552859919. Its totient is φ = 95273418240.

The previous prime is 422205145361. The next prime is 422205145363. The reversal of 422205145362 is 263541502224.

It is an interprime number because it is at equal distance from previous prime (422205145361) and next prime (422205145363).

It can be written as a sum of positive squares in 5 ways, for example, as 171165065841 + 251040079521 = 413721^2 + 501039^2 .

It is a tau number, because it is divible by the number of its divisors (1134).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=459459.

It is a super-2 number, since 2×422205145362² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (422205145361) by changing a digit.

It is a polite number, since it can be written in 566 ways as a sum of consecutive naturals, for example, 24835596778 + ... + 24835596794.

Almost surely, 2^422205145362 is an apocalyptic number.

422205145362 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 422205145362

422205145362 is an abundant number, since it is smaller than the sum of its proper divisors (974347714557).

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

422205145362 is a wasteful number, since it uses less digits than its factorization.

422205145362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 422205145362 its reverse (263541502224), we get a palindrome (685746647586).

The spelling of 422205145362 in words is "four hundred twenty-two billion, two hundred five million, one hundred forty-five thousand, three hundred sixty-two".