55413655653636 has 144 divisors (see below), whose sum is σ = 162937211673600. Its totient is φ = 15550738451136.

The previous prime is 55413655653613. The next prime is 55413655653637. The reversal of 55413655653636 is 63635655631455.

It is a happy number.

55413655653636 is a `hidden beast` number, since 5 + 5 + 4 + 1 + 3 + 6 + 5 + 565 + 3 + 63 + 6 = 666.

55413655653636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (55413655653637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15689145 + ... + 18893823.

It is an arithmetic number, because the mean of its divisors is an integer number (1131508414400).

Almost surely, 2^{55413655653636} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55413655653636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81468605836800).

55413655653636 is an abundant number, since it is smaller than the sum of its proper divisors (107523556019964).

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

55413655653636 is a wasteful number, since it uses less digits than its factorization.

55413655653636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3205918 (or 3205913 counting only the distinct ones).

The product of its digits is 437400000, while the sum is 63.

The spelling of 55413655653636 in words is "fifty-five trillion, four hundred thirteen billion, six hundred fifty-five million, six hundred fifty-three thousand, six hundred thirty-six".