52515651525 has 24 divisors (see below), whose sum is σ = 89626715904. Its totient is φ = 27104851200.

The previous prime is 52515651511. The next prime is 52515651547.

52515651525 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52515651525 - 2¹⁰ = 52515650501 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11291364 + ... + 11296013.

It is an arithmetic number, because the mean of its divisors is an integer number (3734446496).

Almost surely, 2^52515651525 is an apocalyptic number.

It is an amenable number.

52515651525 is a deficient number, since it is larger than the sum of its proper divisors (37111064379).

52515651525 is a wasteful number, since it uses less digits than its factorization.

52515651525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22587421 (or 22587416 counting only the distinct ones).

The product of its digits is 375000, while the sum is 42.

The spelling of 52515651525 in words is "fifty-two billion, five hundred fifteen million, six hundred fifty-one thousand, five hundred twenty-five".