667231555060 has 48 divisors (see below), whose sum is σ = 1601428752000. Its totient is φ = 228754673280.

The previous prime is 667231555043. The next prime is 667231555063. The reversal of 667231555060 is 60555132766.

It is a self number, because there is not a number n which added to its sum of digits gives 667231555060.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667231555063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3368575 + ... + 3561145.

It is an arithmetic number, because the mean of its divisors is an integer number (33363099000).

Almost surely, 2^667231555060 is an apocalyptic number.

It is an amenable number.

667231555060 is an abundant number, since it is smaller than the sum of its proper divisors (934197196940).

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

667231555060 is a wasteful number, since it uses less digits than its factorization.

667231555060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217336 (or 217334 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 46.

The spelling of 667231555060 in words is "six hundred sixty-seven billion, two hundred thirty-one million, five hundred fifty-five thousand, sixty".