120805065963 has 12 divisors (see below), whose sum is σ = 174767593000. Its totient is φ = 80411455296.

The previous prime is 120805065959. The next prime is 120805066007. The reversal of 120805065963 is 369560508021.

120805065963 is a `hidden beast` number, since 1 + 2 + 0 + 8 + 0 + 50 + 6 + 596 + 3 = 666.

It is not a de Polignac number, because 120805065963 - 2² = 120805065959 is a prime.

It is a super-2 number, since 2×120805065963² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120805065863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10431838 + ... + 10443411.

Almost surely, 2^120805065963 is an apocalyptic number.

120805065963 is a deficient number, since it is larger than the sum of its proper divisors (53962527037).

120805065963 is a wasteful number, since it uses less digits than its factorization.

120805065963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20875898 (or 20875895 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 120805065963 in words is "one hundred twenty billion, eight hundred five million, sixty-five thousand, nine hundred sixty-three".