120654368811 has 12 divisors (see below), whose sum is σ = 176004064080. Its totient is φ = 79639846800.

The previous prime is 120654368777. The next prime is 120654368843. The reversal of 120654368811 is 118863456021.

120654368811 is a `hidden beast` number, since 1 + 20 + 6 + 543 + 6 + 8 + 81 + 1 = 666.

It is not a de Polignac number, because 120654368811 - 2³¹ = 118506885163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120654364811) 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, 66365631 + ... + 66367448.

It is an arithmetic number, because the mean of its divisors is an integer number (14667005340).

Almost surely, 2^120654368811 is an apocalyptic number.

120654368811 is a deficient number, since it is larger than the sum of its proper divisors (55349695269).

120654368811 is a wasteful number, since it uses less digits than its factorization.

120654368811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132733186 (or 132733183 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 120654368811 in words is "one hundred twenty billion, six hundred fifty-four million, three hundred sixty-eight thousand, eight hundred eleven".