667830720337 has 16 divisors (see below), whose sum is σ = 744391721088. Its totient is φ = 593976148480.

The previous prime is 667830720329. The next prime is 667830720379. The reversal of 667830720337 is 733027038766.

It is not a de Polignac number, because 667830720337 - 2³ = 667830720329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (667830720317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1416733 + ... + 1828330.

It is an arithmetic number, because the mean of its divisors is an integer number (46524482568).

Almost surely, 2^667830720337 is an apocalyptic number.

It is an amenable number.

667830720337 is a deficient number, since it is larger than the sum of its proper divisors (76561000751).

667830720337 is a wasteful number, since it uses less digits than its factorization.

667830720337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3245480.

The product of its (nonzero) digits is 5334336, while the sum is 52.

The spelling of 667830720337 in words is "six hundred sixty-seven billion, eight hundred thirty million, seven hundred twenty thousand, three hundred thirty-seven".