120611156517677 has 16 divisors (see below), whose sum is σ = 138522167529984. Its totient is φ = 102871140750000.

The previous prime is 120611156517673. The next prime is 120611156517679. The reversal of 120611156517677 is 776715651116021.

It is not a de Polignac number, because 120611156517677 - 2² = 120611156517673 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120611156517671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30810899 + ... + 34504112.

It is an arithmetic number, because the mean of its divisors is an integer number (8657635470624).

Almost surely, 2^{120611156517677} is an apocalyptic number.

It is an amenable number.

120611156517677 is a deficient number, since it is larger than the sum of its proper divisors (17911011012307).

120611156517677 is a wasteful number, since it uses less digits than its factorization.

120611156517677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65316320.

The product of its (nonzero) digits is 3704400, while the sum is 56.

The spelling of 120611156517677 in words is "one hundred twenty trillion, six hundred eleven billion, one hundred fifty-six million, five hundred seventeen thousand, six hundred seventy-seven".