5281690050 has 576 divisors, whose sum is σ = 19245268224. Its totient is φ = 1045094400.

The previous prime is 5281690049. The next prime is 5281690109. The reversal of 5281690050 is 500961825.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5281689987 and 5281690014.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 18795910 + ... + 18796190.

It is an arithmetic number, because the mean of its divisors is an integer number (33411924).

Almost surely, 2^5281690050 is an apocalyptic number.

5281690050 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 5281690050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9622634112).

5281690050 is an abundant number, since it is smaller than the sum of its proper divisors (13963578174).

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

5281690050 is a wasteful number, since it uses less digits than its factorization.

5281690050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 5281690050 is about 72675.2368417193. The cubic root of 5281690050 is about 1741.5033084220.

The spelling of 5281690050 in words is "five billion, two hundred eighty-one million, six hundred ninety thousand, fifty".