85867663002672 has 80 divisors (see below), whose sum is σ = 223747873068800. Its totient is φ = 28375300014336.

The previous prime is 85867663002643. The next prime is 85867663002689. The reversal of 85867663002672 is 27620036676858.

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, 10716172 + ... + 16928427.

It is an arithmetic number, because the mean of its divisors is an integer number (2796848413360).

Almost surely, 2^{85867663002672} is an apocalyptic number.

It is an amenable number.

85867663002672 is an abundant number, since it is smaller than the sum of its proper divisors (137880210066128).

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

85867663002672 is a wasteful number, since it uses less digits than its factorization.

85867663002672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27645170 (or 27645164 counting only the distinct ones).

The product of its (nonzero) digits is 243855360, while the sum is 66.

The spelling of 85867663002672 in words is "eighty-five trillion, eight hundred sixty-seven billion, six hundred sixty-three million, two thousand, six hundred seventy-two".