52505001535 has 8 divisors (see below), whose sum is σ = 72006859296. Its totient is φ = 36003429600.

The previous prime is 52505001509. The next prime is 52505001539. The reversal of 52505001535 is 53510050525.

It is a happy number.

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

It is not a de Polignac number, because 52505001535 - 2¹⁷ = 52504870463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52505001497 and 52505001506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52505001539) 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, 750071416 + ... + 750071485.

It is an arithmetic number, because the mean of its divisors is an integer number (9000857412).

Almost surely, 2^52505001535 is an apocalyptic number.

52505001535 is a deficient number, since it is larger than the sum of its proper divisors (19501857761).

52505001535 is a wasteful number, since it uses less digits than its factorization.

52505001535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500142913.

The product of its (nonzero) digits is 18750, while the sum is 31.

The spelling of 52505001535 in words is "fifty-two billion, five hundred five million, one thousand, five hundred thirty-five".