136455198 has 32 divisors (see below), whose sum is σ = 298225152. Its totient is φ = 41280000.

The previous prime is 136455181. The next prime is 136455217. The reversal of 136455198 is 891554631.

It is a super-2 number, since 2×136455198² = 37240042122438408, which contains 22 as substring.

It is a Curzon number.

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, 48190 + ... + 50942.

It is an arithmetic number, because the mean of its divisors is an integer number (9319536).

Almost surely, 2^136455198 is an apocalyptic number.

136455198 is an abundant number, since it is smaller than the sum of its proper divisors (161769954).

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

136455198 is a wasteful number, since it uses less digits than its factorization.

136455198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520.

The product of its digits is 129600, while the sum is 42.

The square root of 136455198 is about 11681.4039395956. The cubic root of 136455198 is about 514.8294253962.

The spelling of 136455198 in words is "one hundred thirty-six million, four hundred fifty-five thousand, one hundred ninety-eight".