6674377440 has 96 divisors (see below), whose sum is σ = 21513292416. Its totient is φ = 1738437120.

The previous prime is 6674377439. The next prime is 6674377441. The reversal of 6674377440 is 447734766.

It is an interprime number because it is at equal distance from previous prime (6674377439) and next prime (6674377441).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 6674377440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6674377441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141046 + ... + 182325.

It is an arithmetic number, because the mean of its divisors is an integer number (224096796).

Almost surely, 2^6674377440 is an apocalyptic number.

6674377440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6674377440 is an abundant number, since it is smaller than the sum of its proper divisors (14838914976).

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

6674377440 is a wasteful number, since it uses less digits than its factorization.

6674377440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323432 (or 323424 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 48.

The square root of 6674377440 is about 81696.8630976735. The cubic root of 6674377440 is about 1882.7973897421.

The spelling of 6674377440 in words is "six billion, six hundred seventy-four million, three hundred seventy-seven thousand, four hundred forty".