354122313444 has 18 divisors (see below), whose sum is σ = 895142514630. Its totient is φ = 118040771136.

The previous prime is 354122313437. The next prime is 354122313449. The reversal of 354122313444 is 444313221453.

354122313444 is a `hidden beast` number, since 3 + 5 + 412 + 231 + 3 + 4 + 4 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 353014222500 + 1108090944 = 594150^2 + 33288^2 .

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

It is a super-2 number, since 2×354122313444² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 9836730929 = 354122313444 / (3 + 5 + 4 + 1 + 2 + 2 + 3 + 1 + 3 + 4 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 354122313399 and 354122313408.

It is not an unprimeable number, because it can be changed into a prime (354122313449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4918365429 + ... + 4918365500.

Almost surely, 2^354122313444 is an apocalyptic number.

It is an amenable number.

354122313444 is an abundant number, since it is smaller than the sum of its proper divisors (541020201186).

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

354122313444 is a wasteful number, since it uses less digits than its factorization.

354122313444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9836730939 (or 9836730934 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

Adding to 354122313444 its reverse (444313221453), we get a palindrome (798435534897).

The spelling of 354122313444 in words is "three hundred fifty-four billion, one hundred twenty-two million, three hundred thirteen thousand, four hundred forty-four".