120856552703287 has 8 divisors (see below), whose sum is σ = 121269531600000. Its totient is φ = 120443577203040.

The previous prime is 120856552703251. The next prime is 120856552703297. The reversal of 120856552703287 is 782307255658021.

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 120856552703287 - 2³⁵ = 120822192964919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120856552703297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85366362 + ... + 86770552.

It is an arithmetic number, because the mean of its divisors is an integer number (15158691450000).

Almost surely, 2^{120856552703287} is an apocalyptic number.

120856552703287 is a deficient number, since it is larger than the sum of its proper divisors (412978896713).

120856552703287 is a wasteful number, since it uses less digits than its factorization.

120856552703287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1698233.

The product of its (nonzero) digits is 56448000, while the sum is 61.

The spelling of 120856552703287 in words is "one hundred twenty trillion, eight hundred fifty-six billion, five hundred fifty-two million, seven hundred three thousand, two hundred eighty-seven".