52043255550 has 216 divisors, whose sum is σ = 165514140792. Its totient is φ = 11645884800.

The previous prime is 52043255533. The next prime is 52043255569. The reversal of 52043255550 is 5555234025.

52043255550 is a `hidden beast` number, since 5 + 20 + 4 + 32 + 55 + 550 = 666.

52043255550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 671089 + ... + 744611.

Almost surely, 2^52043255550 is an apocalyptic number.

52043255550 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 52043255550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82757070396).

52043255550 is an abundant number, since it is smaller than the sum of its proper divisors (113470885242).

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

52043255550 is a wasteful number, since it uses less digits than its factorization.

52043255550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73576 (or 73557 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 36.

Adding to 52043255550 its reverse (5555234025), we get a palindrome (57598489575).

The spelling of 52043255550 in words is "fifty-two billion, forty-three million, two hundred fifty-five thousand, five hundred fifty".