52533552021 has 8 divisors (see below), whose sum is σ = 70047907104. Its totient is φ = 35020782480.

The previous prime is 52533551923. The next prime is 52533552061. The reversal of 52533552021 is 12025533525.

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

It is not a de Polignac number, because 52533552021 - 2¹⁹ = 52533027733 is a prime.

It is a super-2 number, since 2×52533552021² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52533552061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316791 + ... + 453236.

It is an arithmetic number, because the mean of its divisors is an integer number (8755988388).

Almost surely, 2^52533552021 is an apocalyptic number.

It is an amenable number.

52533552021 is a deficient number, since it is larger than the sum of its proper divisors (17514355083).

52533552021 is a wasteful number, since it uses less digits than its factorization.

52533552021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792771.

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 52533552021 in words is "fifty-two billion, five hundred thirty-three million, five hundred fifty-two thousand, twenty-one".