667232842245 has 16 divisors (see below), whose sum is σ = 1068699890880. Its totient is φ = 355481734784.

The previous prime is 667232842207. The next prime is 667232842273. The reversal of 667232842245 is 542248232766.

It is a cyclic number.

It is not a de Polignac number, because 667232842245 - 2¹⁸ = 667232580101 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23471640 + ... + 23500049.

It is an arithmetic number, because the mean of its divisors is an integer number (66793743180).

Almost surely, 2^667232842245 is an apocalyptic number.

It is an amenable number.

667232842245 is a deficient number, since it is larger than the sum of its proper divisors (401467048635).

667232842245 is a wasteful number, since it uses less digits than its factorization.

667232842245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46972644.

The product of its digits is 7741440, while the sum is 51.

The spelling of 667232842245 in words is "six hundred sixty-seven billion, two hundred thirty-two million, eight hundred forty-two thousand, two hundred forty-five".