120777377449960 has 64 divisors (see below), whose sum is σ = 338804071816320. Its totient is φ = 37644896866560.

The previous prime is 120777377449913. The next prime is 120777377449973. The reversal of 120777377449960 is 69944773777021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19606714039 + ... + 19606720198.

It is an arithmetic number, because the mean of its divisors is an integer number (5293813622130).

Almost surely, 2^{120777377449960} is an apocalyptic number.

120777377449960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120777377449960 is an abundant number, since it is smaller than the sum of its proper divisors (218026694366360).

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

120777377449960 is a wasteful number, since it uses less digits than its factorization.

120777377449960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39213434266 (or 39213434262 counting only the distinct ones).

The product of its (nonzero) digits is 784147392, while the sum is 73.

The spelling of 120777377449960 in words is "one hundred twenty trillion, seven hundred seventy-seven billion, three hundred seventy-seven million, four hundred forty-nine thousand, nine hundred sixty".