86434643468 has 6 divisors (see below), whose sum is σ = 151260626076. Its totient is φ = 43217321732.

The previous prime is 86434643461. The next prime is 86434643473.

86434643468 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (86434643461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10804330430 + ... + 10804330437.

It is an arithmetic number, because the mean of its divisors is an integer number (25210104346).

Almost surely, 2^86434643468 is an apocalyptic number.

It is an amenable number.

86434643468 is a deficient number, since it is larger than the sum of its proper divisors (64825982608).

86434643468 is a wasteful number, since it uses less digits than its factorization.

86434643468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21608660871 (or 21608660869 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 56.

The spelling of 86434643468 in words is "eighty-six billion, four hundred thirty-four million, six hundred forty-three thousand, four hundred sixty-eight".