534916576021 has 4 divisors (see below), whose sum is σ = 541687672000. Its totient is φ = 528145480044.

The previous prime is 534916576013. The next prime is 534916576043. The reversal of 534916576021 is 120675619435.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 534916576021 - 2³ = 534916576013 is a prime.

It is a super-2 number, since 2×534916576021² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534916556021) 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 3 ways as a sum of consecutive naturals, for example, 3385547871 + ... + 3385548028.

It is an arithmetic number, because the mean of its divisors is an integer number (135421918000).

Almost surely, 2^534916576021 is an apocalyptic number.

It is an amenable number.

534916576021 is a deficient number, since it is larger than the sum of its proper divisors (6771095979).

534916576021 is an equidigital number, since it uses as much as digits as its factorization.

534916576021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6771095978.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 534916576021 in words is "five hundred thirty-four billion, nine hundred sixteen million, five hundred seventy-six thousand, twenty-one".