86615423258 has 32 divisors (see below), whose sum is σ = 160923955584.
Its totient is φ = 34047179712.
The previous prime is 86615423197. The next prime is 86615423261. The reversal of 86615423258 is 85232451668.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1487060 + ... + 1544207.
It is an arithmetic number, because the mean of its divisors is an integer number (5028873612).
Almost surely, 286615423258 is an apocalyptic number.
86615423258 is a deficient number, since it is larger than the sum of its proper divisors (74308532326).
86615423258 is a wasteful number, since it uses less digits than its factorization.
86615423258 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3031446.
The product of its digits is 2764800, while the sum is 50.
The spelling of 86615423258 in words is "eighty-six billion, six hundred fifteen million, four hundred twenty-three thousand, two hundred fifty-eight".