6747440000 has 160 divisors (see below), whose sum is σ = 19198542000. Its totient is φ = 2313216000.

The previous prime is 6747439973. The next prime is 6747440027. The reversal of 6747440000 is 447476.

It is an interprime number because it is at equal distance from previous prime (6747439973) and next prime (6747440027).

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 553976 + ... + 566024.

Almost surely, 2^6747440000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6747440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9599271000).

6747440000 is an abundant number, since it is smaller than the sum of its proper divisors (12451102000).

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

6747440000 is an equidigital number, since it uses as much as digits as its factorization.

6747440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12090 (or 12063 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 6747440000 is about 82142.8024844539. The cubic root of 6747440000 is about 1889.6426262699.

Adding to 6747440000 its reverse (447476), we get a palindrome (6747887476).

The spelling of 6747440000 in words is "six billion, seven hundred forty-seven million, four hundred forty thousand".