525515016 has 64 divisors (see below), whose sum is σ = 1498089600. Its totient is φ = 152183808.

The previous prime is 525515009. The next prime is 525515041. The reversal of 525515016 is 610515525.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44236 + ... + 54843.

It is an arithmetic number, because the mean of its divisors is an integer number (23407650).

Almost surely, 2^525515016 is an apocalyptic number.

It is an amenable number.

525515016 is an abundant number, since it is smaller than the sum of its proper divisors (972574584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

525515016 is a wasteful number, since it uses less digits than its factorization.

525515016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99118 (or 99114 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 30.

The square root of 525515016 is about 22924.1142904148. The cubic root of 525515016 is about 806.9780277749.

The spelling of 525515016 in words is "five hundred twenty-five million, five hundred fifteen thousand, sixteen".