86175816002 has 4 divisors (see below), whose sum is σ = 129263724006. Its totient is φ = 43087908000.

The previous prime is 86175815993. The next prime is 86175816017. The reversal of 86175816002 is 20061857168.

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., 43226983921 + 42948832081 = 207911^2 + 207241^2 .

It is a super-2 number, since 2×86175816002² (a number of 23 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, 21543953999 + ... + 21543954002.

Almost surely, 2^86175816002 is an apocalyptic number.

86175816002 is a deficient number, since it is larger than the sum of its proper divisors (43087908004).

86175816002 is a wasteful number, since it uses less digits than its factorization.

86175816002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43087908003.

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 86175816002 in words is "eighty-six billion, one hundred seventy-five million, eight hundred sixteen thousand, two".