133836135500 has 48 divisors (see below), whose sum is σ = 293586025824. Its totient is φ = 53298574400.

The previous prime is 133836135469. The next prime is 133836135533. The reversal of 133836135500 is 5531638331.

It is a happy number.

It is a super-2 number, since 2×133836135500² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 476087 + ... + 703086.

It is an arithmetic number, because the mean of its divisors is an integer number (6116375538).

Almost surely, 2^133836135500 is an apocalyptic number.

133836135500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133836135500 is an abundant number, since it is smaller than the sum of its proper divisors (159749890324).

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

133836135500 is a wasteful number, since it uses less digits than its factorization.

133836135500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179419 (or 1179407 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 133836135500 in words is "one hundred thirty-three billion, eight hundred thirty-six million, one hundred thirty-five thousand, five hundred".