153685136 has 40 divisors (see below), whose sum is σ = 329708064. Its totient is φ = 68808960.

The previous prime is 153685079. The next prime is 153685153. The reversal of 153685136 is 631586351.

It is a self number, because there is not a number n which added to its sum of digits gives 153685136.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5276 + ... + 18308.

Almost surely, 2^153685136 is an apocalyptic number.

153685136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 153685136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164854032).

153685136 is an abundant number, since it is smaller than the sum of its proper divisors (176022928).

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

153685136 is a wasteful number, since it uses less digits than its factorization.

153685136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13119 (or 13113 counting only the distinct ones).

The product of its digits is 64800, while the sum is 38.

The square root of 153685136 is about 12396.9809227892. The cubic root of 153685136 is about 535.6452876995.

The spelling of 153685136 in words is "one hundred fifty-three million, six hundred eighty-five thousand, one hundred thirty-six".