120856552703289 has 96 divisors (see below), whose sum is σ = 191426880339968. Its totient is φ = 73021725504000.

The previous prime is 120856552703251. The next prime is 120856552703297. The reversal of 120856552703289 is 982307255658021.

It is a happy number.

120856552703289 is a `hidden beast` number, since 1 + 2 + 0 + 8 + 5 + 6 + 552 + 70 + 3 + 2 + 8 + 9 = 666.

It is not a de Polignac number, because 120856552703289 - 2¹⁹ = 120856552179001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120856552703209) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14754794184 + ... + 14754802374.

Almost surely, 2^{120856552703289} is an apocalyptic number.

It is an amenable number.

120856552703289 is a deficient number, since it is larger than the sum of its proper divisors (70570327636679).

120856552703289 is a wasteful number, since it uses less digits than its factorization.

120856552703289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11759 (or 11756 counting only the distinct ones).

The product of its (nonzero) digits is 72576000, while the sum is 63.

The spelling of 120856552703289 in words is "one hundred twenty trillion, eight hundred fifty-six billion, five hundred fifty-two million, seven hundred three thousand, two hundred eighty-nine".