120144343215515 has 8 divisors (see below), whose sum is σ = 152653989026880. Its totient is φ = 90461623126912.

The previous prime is 120144343215401. The next prime is 120144343215563. The reversal of 120144343215515 is 515512343441021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120144343215515 - 2²² = 120144339021211 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 706731430595 + ... + 706731430764.

It is an arithmetic number, because the mean of its divisors is an integer number (19081748628360).

Almost surely, 2^{120144343215515} is an apocalyptic number.

120144343215515 is a deficient number, since it is larger than the sum of its proper divisors (32509645811365).

120144343215515 is a wasteful number, since it uses less digits than its factorization.

120144343215515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413462861381.

The product of its (nonzero) digits is 288000, while the sum is 41.

Adding to 120144343215515 its reverse (515512343441021), we get a palindrome (635656686656536).

The spelling of 120144343215515 in words is "one hundred twenty trillion, one hundred forty-four billion, three hundred forty-three million, two hundred fifteen thousand, five hundred fifteen".