134845231422 has 32 divisors (see below), whose sum is σ = 295027349760. Its totient is φ = 40748361920.

The previous prime is 134845231399. The next prime is 134845231441. The reversal of 134845231422 is 224132548431.

It is a super-2 number, since 2×134845231422² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2821863 + ... + 2869250.

It is an arithmetic number, because the mean of its divisors is an integer number (9219604680).

Almost surely, 2^134845231422 is an apocalyptic number.

134845231422 is an abundant number, since it is smaller than the sum of its proper divisors (160182118338).

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

134845231422 is a wasteful number, since it uses less digits than its factorization.

134845231422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5691488.

The product of its digits is 184320, while the sum is 39.

Adding to 134845231422 its reverse (224132548431), we get a palindrome (358977779853).

The spelling of 134845231422 in words is "one hundred thirty-four billion, eight hundred forty-five million, two hundred thirty-one thousand, four hundred twenty-two".