86450870513 has 8 divisors (see below), whose sum is σ = 99779223360. Its totient is φ = 73367074800.

The previous prime is 86450870509. The next prime is 86450870521. The reversal of 86450870513 is 31507805468.

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 86450870513 - 2² = 86450870509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86450870563) 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, 61138523 + ... + 61139936.

It is an arithmetic number, because the mean of its divisors is an integer number (12472402920).

Almost surely, 2^86450870513 is an apocalyptic number.

It is an amenable number.

86450870513 is a deficient number, since it is larger than the sum of its proper divisors (13328352847).

86450870513 is a wasteful number, since it uses less digits than its factorization.

86450870513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122278567.

The product of its (nonzero) digits is 806400, while the sum is 47.

The spelling of 86450870513 in words is "eighty-six billion, four hundred fifty million, eight hundred seventy thousand, five hundred thirteen".