1077816944 has 20 divisors (see below), whose sum is σ = 2098876824. Its totient is φ = 536171328.

The previous prime is 1077816941. The next prime is 1077816953. The reversal of 1077816944 is 4496187701.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1077816941) 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 3 ways as a sum of consecutive naturals, for example, 167822 + ... + 174125.

Almost surely, 2^1077816944 is an apocalyptic number.

It is an amenable number.

1077816944 is a deficient number, since it is larger than the sum of its proper divisors (1021059880).

1077816944 is a wasteful number, since it uses less digits than its factorization.

1077816944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342152 (or 342146 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 1077816944 is about 32830.1225096709. The cubic root of 1077816944 is about 1025.2938103595.

The spelling of 1077816944 in words is "one billion, seventy-seven million, eight hundred sixteen thousand, nine hundred forty-four".