86443545436 has 6 divisors (see below), whose sum is σ = 151276204520. Its totient is φ = 43221772716.

The previous prime is 86443545401. The next prime is 86443545481. The reversal of 86443545436 is 63454534468.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10805443176 + ... + 10805443183.

Almost surely, 2^86443545436 is an apocalyptic number.

It is an amenable number.

86443545436 is a deficient number, since it is larger than the sum of its proper divisors (64832659084).

86443545436 is a wasteful number, since it uses less digits than its factorization.

86443545436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21610886363 (or 21610886361 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 52.

The spelling of 86443545436 in words is "eighty-six billion, four hundred forty-three million, five hundred forty-five thousand, four hundred thirty-six".