422398140192 has 162 divisors, whose sum is σ = 1397563582779. Its totient is φ = 120663123840.

The previous prime is 422398140181. The next prime is 422398140211. The reversal of 422398140192 is 291041893224.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

422398140192 is a `hidden beast` number, since 4 + 2 + 239 + 8 + 1 + 401 + 9 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 211199070096 + 211199070096 = 459564^2 + 459564^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=459564.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 77204017 + ... + 77209487.

Almost surely, 2^422398140192 is an apocalyptic number.

422398140192 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422398140192

422398140192 is an abundant number, since it is smaller than the sum of its proper divisors (975165442587).

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

422398140192 is an frugal number, since it uses more digits than its factorization.

422398140192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10972 (or 5483 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 422398140192 in words is "four hundred twenty-two billion, three hundred ninety-eight million, one hundred forty thousand, one hundred ninety-two".