5020421522450 has 24 divisors (see below), whose sum is σ = 9423653620260. Its totient is φ = 1989745041600.

The previous prime is 5020421522419. The next prime is 5020421522453. The reversal of 5020421522450 is 542251240205.

It can be written as a sum of positive squares in 6 ways, for example, as 2166845824441 + 2853575698009 = 1472021^2 + 1689253^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5020421522453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 460583681 + ... + 460594580.

Almost surely, 2^{5020421522450} is an apocalyptic number.

5020421522450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5020421522450 is a deficient number, since it is larger than the sum of its proper divisors (4403232097810).

5020421522450 is a wasteful number, since it uses less digits than its factorization.

5020421522450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921178382 (or 921178377 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

Adding to 5020421522450 its reverse (542251240205), we get a palindrome (5562672762655).

The spelling of 5020421522450 in words is "five trillion, twenty billion, four hundred twenty-one million, five hundred twenty-two thousand, four hundred fifty".