5166702021 has 32 divisors (see below), whose sum is σ = 7539436800. Its totient is φ = 3128025600.

The previous prime is 5166702001. The next prime is 5166702049. The reversal of 5166702021 is 1202076615.

It is not a de Polignac number, because 5166702021 - 2¹⁰ = 5166700997 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5166702021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5166702001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1496305 + ... + 1499753.

It is an arithmetic number, because the mean of its divisors is an integer number (235607400).

Almost surely, 2^5166702021 is an apocalyptic number.

It is an amenable number.

5166702021 is a deficient number, since it is larger than the sum of its proper divisors (2372734779).

5166702021 is a wasteful number, since it uses less digits than its factorization.

5166702021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4077.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 5166702021 is about 71879.7747700979. The cubic root of 5166702021 is about 1728.7723390618.

Adding to 5166702021 its reverse (1202076615), we get a palindrome (6368778636).

The spelling of 5166702021 in words is "five billion, one hundred sixty-six million, seven hundred two thousand, twenty-one".