6674673780 has 120 divisors (see below), whose sum is σ = 22040837280. Its totient is φ = 1686225600.

The previous prime is 6674673757. The next prime is 6674673809. The reversal of 6674673780 is 873764766.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 77646 + ... + 139205.

It is an arithmetic number, because the mean of its divisors is an integer number (183673644).

Almost surely, 2^6674673780 is an apocalyptic number.

6674673780 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6674673780 is an abundant number, since it is smaller than the sum of its proper divisors (15366163500).

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

6674673780 is a wasteful number, since it uses less digits than its factorization.

6674673780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216891 (or 216880 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 54.

The square root of 6674673780 is about 81698.6767334698. The cubic root of 6674673780 is about 1882.8252545093.

The spelling of 6674673780 in words is "six billion, six hundred seventy-four million, six hundred seventy-three thousand, seven hundred eighty".