667880528159 has 8 divisors (see below), whose sum is σ = 750527951712. Its totient is φ = 589700532960.

The previous prime is 667880528153. The next prime is 667880528167. The reversal of 667880528159 is 951825088766.

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 667880528159 - 2³² = 663585560863 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 667880528095 and 667880528104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667880528153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1116856772 + ... + 1116857369.

It is an arithmetic number, because the mean of its divisors is an integer number (93815993964).

Almost surely, 2^667880528159 is an apocalyptic number.

667880528159 is a deficient number, since it is larger than the sum of its proper divisors (82647423553).

667880528159 is a wasteful number, since it uses less digits than its factorization.

667880528159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233714177.

The product of its (nonzero) digits is 58060800, while the sum is 65.

The spelling of 667880528159 in words is "six hundred sixty-seven billion, eight hundred eighty million, five hundred twenty-eight thousand, one hundred fifty-nine".