4052645521 has 8 divisors (see below), whose sum is σ = 4295217024. Its totient is φ = 3810538560.

The previous prime is 4052645501. The next prime is 4052645551. The reversal of 4052645521 is 1255462504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4052645521 - 2⁷ = 4052645393 is a prime.

It is a super-2 number, since 2×4052645521² = 32847871437762722882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4052645501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98085 + ... + 133138.

It is an arithmetic number, because the mean of its divisors is an integer number (536902128).

Almost surely, 2^4052645521 is an apocalyptic number.

It is an amenable number.

4052645521 is a deficient number, since it is larger than the sum of its proper divisors (242571503).

4052645521 is a wasteful number, since it uses less digits than its factorization.

4052645521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232271.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 4052645521 is about 63660.3920895874. The cubic root of 4052645521 is about 1594.3348505218.

The spelling of 4052645521 in words is "four billion, fifty-two million, six hundred forty-five thousand, five hundred twenty-one".