8169914136 has 64 divisors (see below), whose sum is σ = 20723788800. Its totient is φ = 2683507968.

The previous prime is 8169914069. The next prime is 8169914141. The reversal of 8169914136 is 6314199618.

It is a happy number.

It is a super-2 number, since 2×8169914136² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3571185 + ... + 3573471.

It is an arithmetic number, because the mean of its divisors is an integer number (323809200).

Almost surely, 2^8169914136 is an apocalyptic number.

It is an amenable number.

8169914136 is an abundant number, since it is smaller than the sum of its proper divisors (12553874664).

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

8169914136 is a wasteful number, since it uses less digits than its factorization.

8169914136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4408 (or 4404 counting only the distinct ones).

The product of its digits is 279936, while the sum is 48.

The square root of 8169914136 is about 90387.5773322861. The cubic root of 8169914136 is about 2014.0604318212.

The spelling of 8169914136 in words is "eight billion, one hundred sixty-nine million, nine hundred fourteen thousand, one hundred thirty-six".