867542158616388 has 24 divisors (see below), whose sum is σ = 2024479631018208. Its totient is φ = 289150063217856.

The previous prime is 867542158616347. The next prime is 867542158616453. The reversal of 867542158616388 is 883616851245768.

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, 3831922206 + ... + 3832148597.

It is an arithmetic number, because the mean of its divisors is an integer number (84353317959092).

Almost surely, 2^{867542158616388} is an apocalyptic number.

It is an amenable number.

867542158616388 is an abundant number, since it is smaller than the sum of its proper divisors (1156937472401820).

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

867542158616388 is a wasteful number, since it uses less digits than its factorization.

867542158616388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7664080243 (or 7664080241 counting only the distinct ones).

The product of its digits is 3715891200, while the sum is 78.

The spelling of 867542158616388 in words is "eight hundred sixty-seven trillion, five hundred forty-two billion, one hundred fifty-eight million, six hundred sixteen thousand, three hundred eighty-eight".