52475840550 has 768 divisors, whose sum is σ = 185748111360. Its totient is φ = 10616832000.

The previous prime is 52475840507. The next prime is 52475840623. The reversal of 52475840550 is 5504857425.

52475840550 is a `hidden beast` number, since 5 + 2 + 4 + 7 + 58 + 40 + 550 = 666.

52475840550 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 (45).

It is a junction number, because it is equal to n+sod(n) for n = 52475840496 and 52475840505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 204186022 + ... + 204186278.

It is an arithmetic number, because the mean of its divisors is an integer number (241859520).

Almost surely, 2^52475840550 is an apocalyptic number.

52475840550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 52475840550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92874055680).

52475840550 is an abundant number, since it is smaller than the sum of its proper divisors (133272270810).

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

52475840550 is a wasteful number, since it uses less digits than its factorization.

52475840550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 1120000, while the sum is 45.

It can be divided in two parts, 52475 and 840550, that added together give a square (893025 = 945²).

The spelling of 52475840550 in words is "fifty-two billion, four hundred seventy-five million, eight hundred forty thousand, five hundred fifty".