120647277776 has 10 divisors (see below), whose sum is σ = 233754100722. Its totient is φ = 60323638880.

The previous prime is 120647277767. The next prime is 120647277787. The reversal of 120647277776 is 677772746021.

It can be written as a sum of positive squares in only one way, i.e., 93711903376 + 26935374400 = 306124^2 + 164120^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3770227415 + ... + 3770227446.

Almost surely, 2^120647277776 is an apocalyptic number.

120647277776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

120647277776 is a deficient number, since it is larger than the sum of its proper divisors (113106822946).

120647277776 is an equidigital number, since it uses as much as digits as its factorization.

120647277776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7540454869 (or 7540454863 counting only the distinct ones).

The product of its (nonzero) digits is 9680832, while the sum is 56.

The spelling of 120647277776 in words is "one hundred twenty billion, six hundred forty-seven million, two hundred seventy-seven thousand, seven hundred seventy-six".