86520919055 has 8 divisors (see below), whose sum is σ = 104368690944. Its totient is φ = 68854343200.

The previous prime is 86520919049. The next prime is 86520919081. The reversal of 86520919055 is 55091902568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86520919055 - 2¹⁰ = 86520918031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86520918994 and 86520919012.

It is a congruent number.

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, 45297956 + ... + 45299865.

It is an arithmetic number, because the mean of its divisors is an integer number (13046086368).

Almost surely, 2^86520919055 is an apocalyptic number.

86520919055 is a deficient number, since it is larger than the sum of its proper divisors (17847771889).

86520919055 is a wasteful number, since it uses less digits than its factorization.

86520919055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90598017.

The product of its (nonzero) digits is 972000, while the sum is 50.

The spelling of 86520919055 in words is "eighty-six billion, five hundred twenty million, nine hundred nineteen thousand, fifty-five".