8194116937158 has 48 divisors (see below), whose sum is σ = 18824748199920. Its totient is φ = 2568728153088.

The previous prime is 8194116937157. The next prime is 8194116937189. The reversal of 8194116937158 is 8517396114918.

8194116937158 is a `hidden beast` number, since 8 + 1 + 9 + 411 + 69 + 3 + 7 + 158 = 666.

It is a super-2 number, since 2×8194116937158² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8194116937095 and 8194116937104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8194116937157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87396235 + ... + 87489942.

It is an arithmetic number, because the mean of its divisors is an integer number (392182254165).

Almost surely, 2^{8194116937158} is an apocalyptic number.

8194116937158 is an abundant number, since it is smaller than the sum of its proper divisors (10630631262762).

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

8194116937158 is a wasteful number, since it uses less digits than its factorization.

8194116937158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174886341 (or 174886338 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 63.

The spelling of 8194116937158 in words is "eight trillion, one hundred ninety-four billion, one hundred sixteen million, nine hundred thirty-seven thousand, one hundred fifty-eight".