86380845732 has 18 divisors (see below), whose sum is σ = 218351582358. Its totient is φ = 28793615232.

The previous prime is 86380845721. The next prime is 86380845763. The reversal of 86380845732 is 23754808368.

86380845732 is a `hidden beast` number, since 8 + 63 + 8 + 0 + 8 + 4 + 573 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 84555334656 + 1825511076 = 290784^2 + 42726^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1199733933 + ... + 1199734004.

Almost surely, 2^86380845732 is an apocalyptic number.

It is an amenable number.

86380845732 is an abundant number, since it is smaller than the sum of its proper divisors (131970736626).

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

86380845732 is a wasteful number, since it uses less digits than its factorization.

86380845732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399467947 (or 2399467942 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 54.

The spelling of 86380845732 in words is "eighty-six billion, three hundred eighty million, eight hundred forty-five thousand, seven hundred thirty-two".