86241292451161 has 3 divisors (see below), whose sum is σ = 86241301737781. Its totient is φ = 86241283164542.

The previous prime is 86241292451113. The next prime is 86241292451243. The reversal of 86241292451161 is 16115429214268.

The square root of 86241292451161 is 9286619.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 86241292451161 - 2¹³ = 86241292442969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86241292451099 and 86241292451108.

It is not an unprimeable number, because it can be changed into a prime (86241292457161) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4643310 + ... + 13929928.

Almost surely, 2^{86241292451161} is an apocalyptic number.

86241292451161 is the 9286619-th square number.

86241292451161 is the 4643310-th centered octagonal number.

It is an amenable number.

86241292451161 is a deficient number, since it is larger than the sum of its proper divisors (9286620).

86241292451161 is an frugal number, since it uses more digits than its factorization.

86241292451161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18573238 (or 9286619 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 52.

The spelling of 86241292451161 in words is "eighty-six trillion, two hundred forty-one billion, two hundred ninety-two million, four hundred fifty-one thousand, one hundred sixty-one".