522245355450422 has 4 divisors (see below), whose sum is σ = 783368033175636. Its totient is φ = 261122677725210.

The previous prime is 522245355450421. The next prime is 522245355450433. The reversal of 522245355450422 is 224054553542225.

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

It is a super-2 number, since 2×522245355450422² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522245355450421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130561338862604 + ... + 130561338862607.

It is an arithmetic number, because the mean of its divisors is an integer number (195842008293909).

Almost surely, 2^{522245355450422} is an apocalyptic number.

522245355450422 is a deficient number, since it is larger than the sum of its proper divisors (261122677725214).

522245355450422 is a wasteful number, since it uses less digits than its factorization.

522245355450422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261122677725213.

The product of its (nonzero) digits is 19200000, while the sum is 50.

The spelling of 522245355450422 in words is "five hundred twenty-two trillion, two hundred forty-five billion, three hundred fifty-five million, four hundred fifty thousand, four hundred twenty-two".