55415324052 has 72 divisors (see below), whose sum is σ = 152997193440. Its totient is φ = 16772166720.

The previous prime is 55415324033. The next prime is 55415324059. The reversal of 55415324052 is 25042351455.

55415324052 is a `hidden beast` number, since 554 + 1 + 53 + 2 + 4 + 0 + 52 = 666.

55415324052 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 (36).

It is a junction number, because it is equal to n+sod(n) for n = 55415323998 and 55415324016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55415324059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 243883 + ... + 412685.

It is an arithmetic number, because the mean of its divisors is an integer number (2124961020).

Almost surely, 2^55415324052 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 55415324052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76498596720).

55415324052 is an abundant number, since it is smaller than the sum of its proper divisors (97581869388).

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

55415324052 is a wasteful number, since it uses less digits than its factorization.

55415324052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169653 (or 169648 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 55415324052 in words is "fifty-five billion, four hundred fifteen million, three hundred twenty-four thousand, fifty-two".