6740667340740 has 72 divisors (see below), whose sum is σ = 20463830471448. Its totient is φ = 1796004518400.

The previous prime is 6740667340739. The next prime is 6740667340753. The reversal of 6740667340740 is 470437660476.

6740667340740 is a `hidden beast` number, since 6 + 74 + 0 + 66 + 73 + 407 + 40 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1477800059904 + 5262867280836 = 1215648^2 + 2294094^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15480211 + ... + 15909690.

It is an arithmetic number, because the mean of its divisors is an integer number (284219867659).

Almost surely, 2^{6740667340740} is an apocalyptic number.

6740667340740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6740667340740 is an abundant number, since it is smaller than the sum of its proper divisors (13723163130708).

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

6740667340740 is a wasteful number, since it uses less digits than its factorization.

6740667340740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31391109 (or 31391104 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 54.

The spelling of 6740667340740 in words is "six trillion, seven hundred forty billion, six hundred sixty-seven million, three hundred forty thousand, seven hundred forty".