154441052442 has 24 divisors (see below), whose sum is σ = 334830312180. Its totient is φ = 51448345920.

The previous prime is 154441052419. The next prime is 154441052443. The reversal of 154441052442 is 244250144451.

154441052442 is a `hidden beast` number, since 1 + 54 + 4 + 41 + 0 + 524 + 42 = 666.

154441052442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 150064039161 + 4377013281 = 387381^2 + 66159^2 .

It is a junction number, because it is equal to n+sod(n) for n = 154441052397 and 154441052406.

It is not an unprimeable number, because it can be changed into a prime (154441052443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2637309 + ... + 2695232.

Almost surely, 2^154441052442 is an apocalyptic number.

154441052442 is an abundant number, since it is smaller than the sum of its proper divisors (180389259738).

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

154441052442 is a wasteful number, since it uses less digits than its factorization.

154441052442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5334158 (or 5334155 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 36.

Adding to 154441052442 its reverse (244250144451), we get a palindrome (398691196893).

The spelling of 154441052442 in words is "one hundred fifty-four billion, four hundred forty-one million, fifty-two thousand, four hundred forty-two".