52512340521 has 8 divisors (see below), whose sum is σ = 70035438304. Its totient is φ = 34998734880.

The previous prime is 52512340499. The next prime is 52512340541. The reversal of 52512340521 is 12504321525.

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

It is not a de Polignac number, because 52512340521 - 2⁷ = 52512340393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52512340541) 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, 2360116 + ... + 2382261.

It is an arithmetic number, because the mean of its divisors is an integer number (8754429788).

Almost surely, 2^52512340521 is an apocalyptic number.

It is an amenable number.

52512340521 is a deficient number, since it is larger than the sum of its proper divisors (17523097783).

52512340521 is a wasteful number, since it uses less digits than its factorization.

52512340521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4746071.

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 52512340521 in words is "fifty-two billion, five hundred twelve million, three hundred forty thousand, five hundred twenty-one".