18196096149 has 320 divisors, whose sum is σ = 38721024000. Its totient is φ = 8321564160.

The previous prime is 18196096141. The next prime is 18196096159. The reversal of 18196096149 is 94169069181.

18196096149 is a `hidden beast` number, since 1 + 8 + 19 + 6 + 0 + 9 + 614 + 9 = 666.

It is not a de Polignac number, because 18196096149 - 2³ = 18196096141 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 18196096095 and 18196096104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18196096141) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 230330292 + ... + 230330370.

It is an arithmetic number, because the mean of its divisors is an integer number (121003200).

Almost surely, 2^18196096149 is an apocalyptic number.

18196096149 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

18196096149 is an abundant number, since it is smaller than the sum of its proper divisors (20524927851).

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

18196096149 is a wasteful number, since it uses less digits than its factorization.

18196096149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 54.

The spelling of 18196096149 in words is "eighteen billion, one hundred ninety-six million, ninety-six thousand, one hundred forty-nine".