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55605060504 = 23327178378191
BaseRepresentation
bin110011110010010100…
…011110001110011000
312022112012201202011100
4303302110132032120
51402334343414004
641313345231400
74005642134010
oct636224361630
9168465652140
1055605060504
1121644674a64
12a93a032560
135322079686
142996cd4c40
1516a69b8739
hexcf251e398

55605060504 has 192 divisors, whose sum is σ = 184433034240. Its totient is φ = 14772280320.

The previous prime is 55605060493. The next prime is 55605060547. The reversal of 55605060504 is 40506050655.

It is a happy number.

55605060504 is a `hidden beast` number, since 556 + 0 + 50 + 6 + 0 + 50 + 4 = 666.

55605060504 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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 672049 + ... + 750239.

It is an arithmetic number, because the mean of its divisors is an integer number (960588720).

Almost surely, 255605060504 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 55605060504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92216517120).

55605060504 is an abundant number, since it is smaller than the sum of its proper divisors (128827973736).

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

55605060504 is a wasteful number, since it uses less digits than its factorization.

55605060504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78310 (or 78303 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 55605060504 in words is "fifty-five billion, six hundred five million, sixty thousand, five hundred four".