424222140132 has 144 divisors (see below), whose sum is σ = 1287009884160. Its totient is φ = 119671916832.

The previous prime is 424222140113. The next prime is 424222140137. The reversal of 424222140132 is 231041222424.

It is a happy number.

424222140132 is a `hidden beast` number, since 4 + 2 + 4 + 2 + 221 + 401 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 424222140096 and 424222140105.

It is not an unprimeable number, because it can be changed into a prime (424222140137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 142903 + ... + 932129.

It is an arithmetic number, because the mean of its divisors is an integer number (8937568640).

Almost surely, 2^424222140132 is an apocalyptic number.

424222140132 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 424222140132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (643504942080).

424222140132 is an abundant number, since it is smaller than the sum of its proper divisors (862787744028).

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

424222140132 is a wasteful number, since it uses less digits than its factorization.

424222140132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789332 (or 789318 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 424222140132 its reverse (231041222424), we get a palindrome (655263362556).

The spelling of 424222140132 in words is "four hundred twenty-four billion, two hundred twenty-two million, one hundred forty thousand, one hundred thirty-two".