86581945302 has 32 divisors (see below), whose sum is σ = 183391869312. Its totient is φ = 27156760704.

The previous prime is 86581945279. The next prime is 86581945343. The reversal of 86581945302 is 20354918568.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

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 in 15 ways as a sum of consecutive naturals, for example, 362593 + ... + 551939.

It is an arithmetic number, because the mean of its divisors is an integer number (5730995916).

Almost surely, 2^86581945302 is an apocalyptic number.

86581945302 is an abundant number, since it is smaller than the sum of its proper divisors (96809924010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86581945302 is a wasteful number, since it uses less digits than its factorization.

86581945302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193852.

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 86581945302 in words is "eighty-six billion, five hundred eighty-one million, nine hundred forty-five thousand, three hundred two".