5316500421 has 16 divisors (see below), whose sum is σ = 7924624320. Its totient is φ = 3522586320.

The previous prime is 5316500383. The next prime is 5316500459. The reversal of 5316500421 is 1240056135.

5316500421 is a `hidden beast` number, since 5 + 3 + 1 + 650 + 0 + 4 + 2 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (5316500383) and next prime (5316500459).

It is not a de Polignac number, because 5316500421 - 2¹¹ = 5316498373 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5316500461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599610 + ... + 608411.

It is an arithmetic number, because the mean of its divisors is an integer number (495289020).

Almost surely, 2^5316500421 is an apocalyptic number.

It is an amenable number.

5316500421 is a deficient number, since it is larger than the sum of its proper divisors (2608123899).

5316500421 is a wasteful number, since it uses less digits than its factorization.

5316500421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208193 (or 1208187 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 5316500421 is about 72914.3361829483. The cubic root of 5316500421 is about 1745.3208793527.

Adding to 5316500421 its reverse (1240056135), we get a palindrome (6556556556).

The spelling of 5316500421 in words is "five billion, three hundred sixteen million, five hundred thousand, four hundred twenty-one".