86249570655 has 8 divisors (see below), whose sum is σ = 137999313072. Its totient is φ = 45999771008.

The previous prime is 86249570647. The next prime is 86249570657. The reversal of 86249570655 is 55607594268.

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

It is a cyclic number.

It is not a de Polignac number, because 86249570655 - 2³ = 86249570647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86249570595 and 86249570604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86249570657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2874985674 + ... + 2874985703.

It is an arithmetic number, because the mean of its divisors is an integer number (17249914134).

Almost surely, 2^86249570655 is an apocalyptic number.

86249570655 is a deficient number, since it is larger than the sum of its proper divisors (51749742417).

86249570655 is a wasteful number, since it uses less digits than its factorization.

86249570655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5749971385.

The product of its (nonzero) digits is 18144000, while the sum is 57.

The spelling of 86249570655 in words is "eighty-six billion, two hundred forty-nine million, five hundred seventy thousand, six hundred fifty-five".