144406022346 has 64 divisors (see below), whose sum is σ = 328841856000. Its totient is φ = 46945209600.

The previous prime is 144406022339. The next prime is 144406022357. The reversal of 144406022346 is 643220604441.

144406022346 is a `hidden beast` number, since 1 + 4 + 4 + 4 + 0 + 602 + 2 + 3 + 46 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 144406022346.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7626631 + ... + 7645541.

It is an arithmetic number, because the mean of its divisors is an integer number (5138154000).

Almost surely, 2^144406022346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144406022346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164420928000).

144406022346 is an abundant number, since it is smaller than the sum of its proper divisors (184435833654).

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

144406022346 is a wasteful number, since it uses less digits than its factorization.

144406022346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22412 (or 22406 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 144406022346 its reverse (643220604441), we get a palindrome (787626626787).

The spelling of 144406022346 in words is "one hundred forty-four billion, four hundred six million, twenty-two thousand, three hundred forty-six".