136315553220 has 432 divisors, whose sum is σ = 522152467200. Its totient is φ = 28176698880.

The previous prime is 136315553189. The next prime is 136315553237. The reversal of 136315553220 is 22355513631.

136315553220 is a `hidden beast` number, since 13 + 6 + 315 + 5 + 5 + 322 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 30337294 + ... + 30341786.

Almost surely, 2^136315553220 is an apocalyptic number.

136315553220 is a gapful number since it is divisible by the number (10) 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 136315553220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261076233600).

136315553220 is an abundant number, since it is smaller than the sum of its proper divisors (385836913980).

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

136315553220 is a wasteful number, since it uses less digits than its factorization.

136315553220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4736 (or 4720 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The spelling of 136315553220 in words is "one hundred thirty-six billion, three hundred fifteen million, five hundred fifty-three thousand, two hundred twenty".