426661602624222 has 32 divisors (see below), whose sum is σ = 978302944668672. Its totient is φ = 121518761987424.

The previous prime is 426661602624221. The next prime is 426661602624227. The reversal of 426661602624222 is 222426206166624.

It is a super-2 number, since 2×426661602624222² (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 (426661602624221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16023030198 + ... + 16023056825.

It is an arithmetic number, because the mean of its divisors is an integer number (30571967020896).

Almost surely, 2^{426661602624222} is an apocalyptic number.

426661602624222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

426661602624222 is an abundant number, since it is smaller than the sum of its proper divisors (551641342044450).

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

426661602624222 is a wasteful number, since it uses less digits than its factorization.

426661602624222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32046087352.

The product of its (nonzero) digits is 7962624, while the sum is 51.

The spelling of 426661602624222 in words is "four hundred twenty-six trillion, six hundred sixty-one billion, six hundred two million, six hundred twenty-four thousand, two hundred twenty-two".