120675677778 has 48 divisors (see below), whose sum is σ = 275299034400. Its totient is φ = 38097889920.

The previous prime is 120675677767. The next prime is 120675677779. The reversal of 120675677778 is 877776576021.

120675677778 is a `hidden beast` number, since 1 + 2 + 0 + 67 + 567 + 7 + 7 + 7 + 8 = 666.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (120675677779) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 1284673 + ... + 1375403.

It is an arithmetic number, because the mean of its divisors is an integer number (5735396550).

Almost surely, 2^120675677778 is an apocalyptic number.

120675677778 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

120675677778 is an abundant number, since it is smaller than the sum of its proper divisors (154623356622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120675677778 is a wasteful number, since it uses less digits than its factorization.

120675677778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94647 (or 94644 counting only the distinct ones).

The product of its (nonzero) digits is 48404160, while the sum is 63.

The spelling of 120675677778 in words is "one hundred twenty billion, six hundred seventy-five million, six hundred seventy-seven thousand, seven hundred seventy-eight".