5021345214521 has 32 divisors (see below), whose sum is σ = 5410824427008. Its totient is φ = 4642722120960.

The previous prime is 5021345214503. The next prime is 5021345214551. The reversal of 5021345214521 is 1254125431205.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5021345214521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5021345214551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1254393506 + ... + 1254397508.

It is an arithmetic number, because the mean of its divisors is an integer number (169088263344).

Almost surely, 2^{5021345214521} is an apocalyptic number.

It is an amenable number.

5021345214521 is a deficient number, since it is larger than the sum of its proper divisors (389479212487).

5021345214521 is a wasteful number, since it uses less digits than its factorization.

5021345214521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6821.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 5021345214521 in words is "five trillion, twenty-one billion, three hundred forty-five million, two hundred fourteen thousand, five hundred twenty-one".