667673133575 has 96 divisors (see below), whose sum is σ = 979209326592. Its totient is φ = 442108800000.

The previous prime is 667673133539. The next prime is 667673133577. The reversal of 667673133575 is 575331376766.

It is not a de Polignac number, because 667673133575 - 2⁶ = 667673133511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667673133577) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 311558954 + ... + 311561096.

It is an arithmetic number, because the mean of its divisors is an integer number (10200097152).

Almost surely, 2^667673133575 is an apocalyptic number.

667673133575 is a deficient number, since it is larger than the sum of its proper divisors (311536193017).

667673133575 is a wasteful number, since it uses less digits than its factorization.

667673133575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625 (or 2620 counting only the distinct ones).

The product of its digits is 50009400, while the sum is 59.

The spelling of 667673133575 in words is "six hundred sixty-seven billion, six hundred seventy-three million, one hundred thirty-three thousand, five hundred seventy-five".