52454535521 has 16 divisors (see below), whose sum is σ = 57358287360. Its totient is φ = 47754282240.

The previous prime is 52454535443. The next prime is 52454535541. The reversal of 52454535521 is 12553545425.

It is a cyclic number.

It is not a de Polignac number, because 52454535521 - 2¹⁴ = 52454519137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52454535541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1173830 + ... + 1217696.

It is an arithmetic number, because the mean of its divisors is an integer number (3584892960).

Almost surely, 2^52454535521 is an apocalyptic number.

It is an amenable number.

52454535521 is a deficient number, since it is larger than the sum of its proper divisors (4903751839).

52454535521 is a wasteful number, since it uses less digits than its factorization.

52454535521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46184.

The product of its digits is 600000, while the sum is 41.

The spelling of 52454535521 in words is "fifty-two billion, four hundred fifty-four million, five hundred thirty-five thousand, five hundred twenty-one".