86195890156 has 6 divisors (see below), whose sum is σ = 150842807780. Its totient is φ = 43097945076.

The previous prime is 86195890139. The next prime is 86195890163. The reversal of 86195890156 is 65109859168.

It is a self number, because there is not a number n which added to its sum of digits gives 86195890156.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10774486266 + ... + 10774486273.

Almost surely, 2^86195890156 is an apocalyptic number.

It is an amenable number.

86195890156 is a deficient number, since it is larger than the sum of its proper divisors (64646917624).

86195890156 is a wasteful number, since it uses less digits than its factorization.

86195890156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21548972543 (or 21548972541 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 58.

The spelling of 86195890156 in words is "eighty-six billion, one hundred ninety-five million, eight hundred ninety thousand, one hundred fifty-six".