534306401521 has 4 divisors (see below), whose sum is σ = 534845561344. Its totient is φ = 533767241700.

The previous prime is 534306401437. The next prime is 534306401533. The reversal of 534306401521 is 125104603435.

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 534306401521 - 2¹⁹ = 534305877233 is a prime.

It is a super-2 number, since 2×534306401521² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534306401581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269578425 + ... + 269580406.

It is an arithmetic number, because the mean of its divisors is an integer number (133711390336).

Almost surely, 2^534306401521 is an apocalyptic number.

It is an amenable number.

534306401521 is a deficient number, since it is larger than the sum of its proper divisors (539159823).

534306401521 is an equidigital number, since it uses as much as digits as its factorization.

534306401521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539159822.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 534306401521 in words is "five hundred thirty-four billion, three hundred six million, four hundred one thousand, five hundred twenty-one".