86573535124682 has 4 divisors (see below), whose sum is σ = 129860302687026. Its totient is φ = 43286767562340.

The previous prime is 86573535124669. The next prime is 86573535124697. The reversal of 86573535124682 is 28642153537568.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 83247759208441 + 3325775916241 = 9124021^2 + 1823671^2 .

It is a super-2 number, since 2×86573535124682² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21643383781169 + ... + 21643383781172.

Almost surely, 2^{86573535124682} is an apocalyptic number.

86573535124682 is a deficient number, since it is larger than the sum of its proper divisors (43286767562344).

86573535124682 is a wasteful number, since it uses less digits than its factorization.

86573535124682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43286767562343.

The product of its digits is 290304000, while the sum is 65.

The spelling of 86573535124682 in words is "eighty-six trillion, five hundred seventy-three billion, five hundred thirty-five million, one hundred twenty-four thousand, six hundred eighty-two".