667232873088 has 32 divisors (see below), whose sum is σ = 1772337320160. Its totient is φ = 222410957568.

The previous prime is 667232873071. The next prime is 667232873113. The reversal of 667232873088 is 880378232766.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×667232873088² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 868792420 + ... + 868793187.

It is an arithmetic number, because the mean of its divisors is an integer number (55385541255).

Almost surely, 2^667232873088 is an apocalyptic number.

It is an amenable number.

667232873088 is an abundant number, since it is smaller than the sum of its proper divisors (1105104447072).

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

667232873088 is a wasteful number, since it uses less digits than its factorization.

667232873088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737585624 (or 1737585612 counting only the distinct ones).

The product of its (nonzero) digits is 32514048, while the sum is 60.

The spelling of 667232873088 in words is "six hundred sixty-seven billion, two hundred thirty-two million, eight hundred seventy-three thousand, eighty-eight".