86861138031032 has 16 divisors (see below), whose sum is σ = 164053426757760. Its totient is φ = 43113557562304.

The previous prime is 86861138031029. The next prime is 86861138031049. The reversal of 86861138031032 is 23013083116868.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39626430488 + ... + 39626432679.

It is an arithmetic number, because the mean of its divisors is an integer number (10253339172360).

Almost surely, 2^{86861138031032} is an apocalyptic number.

It is an amenable number.

86861138031032 is a deficient number, since it is larger than the sum of its proper divisors (77192288726728).

86861138031032 is a wasteful number, since it uses less digits than its factorization.

86861138031032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79252863310 (or 79252863306 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 50.

The spelling of 86861138031032 in words is "eighty-six trillion, eight hundred sixty-one billion, one hundred thirty-eight million, thirty-one thousand, thirty-two".