777776112 has 240 divisors, whose sum is σ = 2452200192. Its totient is φ = 228925440.

The previous prime is 777776099. The next prime is 777776123. The reversal of 777776112 is 211677777.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2807718 + ... + 2807994.

Almost surely, 2^777776112 is an apocalyptic number.

777776112 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 777776112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1226100096).

777776112 is an abundant number, since it is smaller than the sum of its proper divisors (1674424080).

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

777776112 is a wasteful number, since it uses less digits than its factorization.

777776112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376 (or 367 counting only the distinct ones).

The product of its digits is 201684, while the sum is 45.

The square root of 777776112 is about 27888.6376863410. The cubic root of 777776112 is about 919.6407355902.

The spelling of 777776112 in words is "seven hundred seventy-seven million, seven hundred seventy-six thousand, one hundred twelve".