1077777804 has 24 divisors (see below), whose sum is σ = 2520428400. Its totient is φ = 358457344.

The previous prime is 1077777791. The next prime is 1077777809. The reversal of 1077777804 is 4087777701.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1077777809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94629 + ... + 105404.

It is an arithmetic number, because the mean of its divisors is an integer number (105017850).

Almost surely, 2^1077777804 is an apocalyptic number.

It is an amenable number.

1077777804 is an abundant number, since it is smaller than the sum of its proper divisors (1442650596).

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

1077777804 is a wasteful number, since it uses less digits than its factorization.

1077777804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200489 (or 200487 counting only the distinct ones).

The product of its (nonzero) digits is 537824, while the sum is 48.

The square root of 1077777804 is about 32829.5264053565. The cubic root of 1077777804 is about 1025.2813993201.

The spelling of 1077777804 in words is "one billion, seventy-seven million, seven hundred seventy-seven thousand, eight hundred four".