4575538262021 has 16 divisors (see below), whose sum is σ = 4742666026560. Its totient is φ = 4409039671680.

The previous prime is 4575538262003. The next prime is 4575538262039. The reversal of 4575538262021 is 1202628355754.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4575538262003) and next prime (4575538262039).

It is a cyclic number.

It is not a de Polignac number, because 4575538262021 - 2²² = 4575534067717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4575538262081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45467066 + ... + 45567588.

It is an arithmetic number, because the mean of its divisors is an integer number (296416626660).

Almost surely, 2^{4575538262021} is an apocalyptic number.

It is an amenable number.

4575538262021 is a deficient number, since it is larger than the sum of its proper divisors (167127764539).

4575538262021 is a wasteful number, since it uses less digits than its factorization.

4575538262021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103636.

The product of its (nonzero) digits is 4032000, while the sum is 50.

The spelling of 4575538262021 in words is "four trillion, five hundred seventy-five billion, five hundred thirty-eight million, two hundred sixty-two thousand, twenty-one".