1077678108 has 60 divisors (see below), whose sum is σ = 3033987880. Its totient is φ = 331591968.

The previous prime is 1077678103. The next prime is 1077678109. The reversal of 1077678108 is 8018767701.

It is a happy number.

It is a super-2 number, since 2×1077678108² = 2322780208924919328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1077678103) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 123718 + ... + 132141.

Almost surely, 2^1077678108 is an apocalyptic number.

1077678108 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1077678108 is an abundant number, since it is smaller than the sum of its proper divisors (1956309772).

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

1077678108 is a wasteful number, since it uses less digits than its factorization.

1077678108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255888 (or 255877 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 45.

The square root of 1077678108 is about 32828.0079809909. The cubic root of 1077678108 is about 1025.2497850097.

The spelling of 1077678108 in words is "one billion, seventy-seven million, six hundred seventy-eight thousand, one hundred eight".