667414476607 has 16 divisors (see below), whose sum is σ = 691592774400. Its totient is φ = 643777625920.

The previous prime is 667414476593. The next prime is 667414476647. The reversal of 667414476607 is 706674414766.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-667414476607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667414476647) 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, 202758 + ... + 1173004.

It is an arithmetic number, because the mean of its divisors is an integer number (43224548400).

Almost surely, 2^667414476607 is an apocalyptic number.

667414476607 is a deficient number, since it is larger than the sum of its proper divisors (24178297793).

667414476607 is a wasteful number, since it uses less digits than its factorization.

667414476607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970526.

The product of its (nonzero) digits is 28449792, while the sum is 58.

The spelling of 667414476607 in words is "six hundred sixty-seven billion, four hundred fourteen million, four hundred seventy-six thousand, six hundred seven".