667340740004 has 12 divisors (see below), whose sum is σ = 1176370721484. Its totient is φ = 331234819584.

The previous prime is 667340739983. The next prime is 667340740133. The reversal of 667340740004 is 400047043766.

It can be written as a sum of positive squares in 2 ways, for example, as 198666318400 + 468674421604 = 445720^2 + 684598^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 608886989 + ... + 608888084.

It is an arithmetic number, because the mean of its divisors is an integer number (98030893457).

Almost surely, 2^667340740004 is an apocalyptic number.

It is an amenable number.

667340740004 is a deficient number, since it is larger than the sum of its proper divisors (509029981480).

667340740004 is a wasteful number, since it uses less digits than its factorization.

667340740004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217775214 (or 1217775212 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 41.

The spelling of 667340740004 in words is "six hundred sixty-seven billion, three hundred forty million, seven hundred forty thousand, four".