120305656568 has 32 divisors (see below), whose sum is σ = 226254546000. Its totient is φ = 59971296000.

The previous prime is 120305656543. The next prime is 120305656573. The reversal of 120305656568 is 865656503021.

It is a congruent number.

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, 5718068 + ... + 5739068.

Almost surely, 2^120305656568 is an apocalyptic number.

It is an amenable number.

120305656568 is a deficient number, since it is larger than the sum of its proper divisors (105948889432).

120305656568 is a wasteful number, since it uses less digits than its factorization.

120305656568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23135 (or 23131 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 120305656568 in words is "one hundred twenty billion, three hundred five million, six hundred fifty-six thousand, five hundred sixty-eight".