667076770669 has 8 divisors (see below), whose sum is σ = 668590981760. Its totient is φ = 665562877056.

The previous prime is 667076770667. The next prime is 667076770747. The reversal of 667076770669 is 966077670766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 667076770669 - 2¹ = 667076770667 is a prime.

It is a super-2 number, since 2×667076770669² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667076770667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4415422 + ... + 4564000.

It is an arithmetic number, because the mean of its divisors is an integer number (83573872720).

Almost surely, 2^667076770669 is an apocalyptic number.

It is an amenable number.

667076770669 is a deficient number, since it is larger than the sum of its proper divisors (1514211091).

667076770669 is a wasteful number, since it uses less digits than its factorization.

667076770669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158739.

The product of its (nonzero) digits is 168031584, while the sum is 67.

The spelling of 667076770669 in words is "six hundred sixty-seven billion, seventy-six million, seven hundred seventy thousand, six hundred sixty-nine".