5245010421 has 24 divisors (see below), whose sum is σ = 8139736800. Its totient is φ = 2995447392.

The previous prime is 5245010411. The next prime is 5245010429. The reversal of 5245010421 is 1240105425.

It is not a de Polignac number, because 5245010421 - 2¹⁵ = 5244977653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5245010391 and 5245010400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5245010429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 277350 + ... + 295656.

It is an arithmetic number, because the mean of its divisors is an integer number (339155700).

Almost surely, 2^5245010421 is an apocalyptic number.

It is an amenable number.

5245010421 is a deficient number, since it is larger than the sum of its proper divisors (2894726379).

5245010421 is a wasteful number, since it uses less digits than its factorization.

5245010421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20273 (or 20266 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 5245010421 is about 72422.4441799640. Note that the first 3 decimals coincide. The cubic root of 5245010421 is about 1737.4625476184.

Adding to 5245010421 its reverse (1240105425), we get a palindrome (6485115846).

The spelling of 5245010421 in words is "five billion, two hundred forty-five million, ten thousand, four hundred twenty-one".