422844954498 has 18 divisors (see below), whose sum is σ = 916170045609. Its totient is φ = 140947398552.

The previous prime is 422844954491. The next prime is 422844954527. The reversal of 422844954498 is 894459448224.

422844954498 is a `hidden beast` number, since 4 + 2 + 2 + 84 + 4 + 9 + 544 + 9 + 8 = 666.

422844954498 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 252418822569 + 170426131929 = 502413^2 + 412827^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=459807.

It is not an unprimeable number, because it can be changed into a prime (422844954491) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2682208 + ... + 2835476.

Almost surely, 2^422844954498 is an apocalyptic number.

422844954498 is an abundant number, since it is smaller than the sum of its proper divisors (493325091111).

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

422844954498 is an frugal number, since it uses more digits than its factorization.

422844954498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306546 (or 153274 counting only the distinct ones).

The product of its digits is 106168320, while the sum is 63.

The spelling of 422844954498 in words is "four hundred twenty-two billion, eight hundred forty-four million, nine hundred fifty-four thousand, four hundred ninety-eight".