86186035870 has 32 divisors (see below), whose sum is σ = 169250135040. Its totient is φ = 31338135840.

The previous prime is 86186035867. The next prime is 86186035921. The reversal of 86186035870 is 7853068168.

It is a congruent number.

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, 2950959 + ... + 2980021.

It is an arithmetic number, because the mean of its divisors is an integer number (5289066720).

Almost surely, 2^86186035870 is an apocalyptic number.

86186035870 is a deficient number, since it is larger than the sum of its proper divisors (83064099170).

86186035870 is a wasteful number, since it uses less digits than its factorization.

86186035870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56040.

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 86186035870 in words is "eighty-six billion, one hundred eighty-six million, thirty-five thousand, eight hundred seventy".