1676767812 has 24 divisors (see below), whose sum is σ = 3915191616. Its totient is φ = 558532128.

The previous prime is 1676767777. The next prime is 1676767823. The reversal of 1676767812 is 2187676761.

It is an alternating number because its digits alternate between odd and even.

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, 30648 + ... + 65519.

It is an arithmetic number, because the mean of its divisors is an integer number (163132984).

Almost surely, 2^1676767812 is an apocalyptic number.

1676767812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1676767812 is an abundant number, since it is smaller than the sum of its proper divisors (2238423804).

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

1676767812 is a wasteful number, since it uses less digits than its factorization.

1676767812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97627 (or 97625 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 51.

The square root of 1676767812 is about 40948.3554248519. The cubic root of 1676767812 is about 1188.0215251913.

The spelling of 1676767812 in words is "one billion, six hundred seventy-six million, seven hundred sixty-seven thousand, eight hundred twelve".