154105340423436 has 144 divisors (see below), whose sum is σ = 438167202913440. Its totient is φ = 47167583662080.

The previous prime is 154105340423407. The next prime is 154105340423459. The reversal of 154105340423436 is 634324043501451.

154105340423436 is a `hidden beast` number, since 1 + 5 + 4 + 1 + 0 + 5 + 3 + 404 + 234 + 3 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 154105340423391 and 154105340423400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113056081 + ... + 114411048.

It is an arithmetic number, because the mean of its divisors is an integer number (3042827798010).

Almost surely, 2^{154105340423436} is an apocalyptic number.

It is an amenable number.

154105340423436 is an abundant number, since it is smaller than the sum of its proper divisors (284061862490004).

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

154105340423436 is a wasteful number, since it uses less digits than its factorization.

154105340423436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227467206 (or 227467192 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

Adding to 154105340423436 its reverse (634324043501451), we get a palindrome (788429383924887).

The spelling of 154105340423436 in words is "one hundred fifty-four trillion, one hundred five billion, three hundred forty million, four hundred twenty-three thousand, four hundred thirty-six".