667232855580 has 24 divisors (see below), whose sum is σ = 1868251995792. Its totient is φ = 177928761472.

The previous prime is 667232855573. The next prime is 667232855599. The reversal of 667232855580 is 85558232766.

667232855580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×667232855580³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 667232855580.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5560273737 + ... + 5560273856.

It is an arithmetic number, because the mean of its divisors is an integer number (77843833158).

Almost surely, 2^667232855580 is an apocalyptic number.

667232855580 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

667232855580 is an abundant number, since it is smaller than the sum of its proper divisors (1201019140212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

667232855580 is a wasteful number, since it uses less digits than its factorization.

667232855580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11120547605 (or 11120547603 counting only the distinct ones).

The product of its (nonzero) digits is 24192000, while the sum is 57.

The spelling of 667232855580 in words is "six hundred sixty-seven billion, two hundred thirty-two million, eight hundred fifty-five thousand, five hundred eighty".