5126421102002 has 8 divisors (see below), whose sum is σ = 7690125606300. Its totient is φ = 2563045899904.

The previous prime is 5126421102001. The next prime is 5126421102037. The reversal of 5126421102002 is 2002011246215.

It can be written as a sum of positive squares in 2 ways, for example, as 4884228180841 + 242192921161 = 2210029^2 + 492131^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (5126421102001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82286627 + ... + 82348902.

Almost surely, 2^{5126421102002} is an apocalyptic number.

5126421102002 is a deficient number, since it is larger than the sum of its proper divisors (2563704504298).

5126421102002 is a wasteful number, since it uses less digits than its factorization.

5126421102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164651100.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 5126421102002 its reverse (2002011246215), we get a palindrome (7128432348217).

The spelling of 5126421102002 in words is "five trillion, one hundred twenty-six billion, four hundred twenty-one million, one hundred two thousand, two".