86121759468 has 24 divisors (see below), whose sum is σ = 200997941760. Its totient is φ = 28700514640.

The previous prime is 86121759419. The next prime is 86121759473. The reversal of 86121759468 is 86495712168.

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, 788928 + ... + 891431.

It is an arithmetic number, because the mean of its divisors is an integer number (8374914240).

Almost surely, 2^86121759468 is an apocalyptic number.

It is an amenable number.

86121759468 is an abundant number, since it is smaller than the sum of its proper divisors (114876182292).

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

86121759468 is a wasteful number, since it uses less digits than its factorization.

86121759468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684637 (or 1684635 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 57.

The spelling of 86121759468 in words is "eighty-six billion, one hundred twenty-one million, seven hundred fifty-nine thousand, four hundred sixty-eight".