8465508673161 has 4 divisors (see below), whose sum is σ = 11287344897552. Its totient is φ = 5643672448772.

The previous prime is 8465508673103. The next prime is 8465508673169. The reversal of 8465508673161 is 1613768055648.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8465508673161 - 2²² = 8465504478857 is a prime.

It is a super-2 number, since 2×8465508673161² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8465508673095 and 8465508673104.

It is not an unprimeable number, because it can be changed into a prime (8465508673169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1410918112191 + ... + 1410918112196.

It is an arithmetic number, because the mean of its divisors is an integer number (2821836224388).

Almost surely, 2^{8465508673161} is an apocalyptic number.

It is an amenable number.

8465508673161 is a deficient number, since it is larger than the sum of its proper divisors (2821836224391).

8465508673161 is a wasteful number, since it uses less digits than its factorization.

8465508673161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2821836224390.

The product of its (nonzero) digits is 29030400, while the sum is 60.

The spelling of 8465508673161 in words is "eight trillion, four hundred sixty-five billion, five hundred eight million, six hundred seventy-three thousand, one hundred sixty-one".