1077777340 has 24 divisors (see below), whose sum is σ = 2264042592. Its totient is φ = 430975680.

The previous prime is 1077777331. The next prime is 1077777391. The reversal of 1077777340 is 437777701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78897 + ... + 91543.

It is an arithmetic number, because the mean of its divisors is an integer number (94335108).

Almost surely, 2^1077777340 is an apocalyptic number.

1077777340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1077777340 is an abundant number, since it is smaller than the sum of its proper divisors (1186265252).

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

1077777340 is a wasteful number, since it uses less digits than its factorization.

1077777340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16917 (or 16915 counting only the distinct ones).

The product of its (nonzero) digits is 201684, while the sum is 43.

The square root of 1077777340 is about 32829.5193385465. The cubic root of 1077777340 is about 1025.2812521869.

The spelling of 1077777340 in words is "one billion, seventy-seven million, seven hundred seventy-seven thousand, three hundred forty".