42436322550 has 96 divisors (see below), whose sum is σ = 117167277600. Its totient is φ = 11293937280.

The previous prime is 42436322549. The next prime is 42436322603. The reversal of 42436322550 is 5522363424.

42436322550 is a `hidden beast` number, since 4 + 2 + 43 + 63 + 2 + 2 + 550 = 666.

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, 656272 + ... + 718028.

It is an arithmetic number, because the mean of its divisors is an integer number (1220492475).

Almost surely, 2^42436322550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42436322550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58583638800).

42436322550 is an abundant number, since it is smaller than the sum of its proper divisors (74730955050).

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

42436322550 is a wasteful number, since it uses less digits than its factorization.

42436322550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62287 (or 62276 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 42436322550 its reverse (5522363424), we get a palindrome (47958685974).

The spelling of 42436322550 in words is "forty-two billion, four hundred thirty-six million, three hundred twenty-two thousand, five hundred fifty".