154324042140415 has 64 divisors (see below), whose sum is σ = 218381989754880. Its totient is φ = 102491025960960.

The previous prime is 154324042140377. The next prime is 154324042140427. The reversal of 154324042140415 is 514041240423451.

It is not a de Polignac number, because 154324042140415 - 2²³ = 154324033751807 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5047047607 + ... + 5047078183.

It is an arithmetic number, because the mean of its divisors is an integer number (3412218589920).

Almost surely, 2^{154324042140415} is an apocalyptic number.

154324042140415 is a deficient number, since it is larger than the sum of its proper divisors (64057947614465).

154324042140415 is a wasteful number, since it uses less digits than its factorization.

154324042140415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56072.

The product of its (nonzero) digits is 307200, while the sum is 40.

Adding to 154324042140415 its reverse (514041240423451), we get a palindrome (668365282563866).

The spelling of 154324042140415 in words is "one hundred fifty-four trillion, three hundred twenty-four billion, forty-two million, one hundred forty thousand, four hundred fifteen".