2520525688 has 8 divisors (see below), whose sum is σ = 4725985680. Its totient is φ = 1260262840.

The previous prime is 2520525653. The next prime is 2520525703. The reversal of 2520525688 is 8865250252.

2520525688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157532848 + ... + 157532863.

It is an arithmetic number, because the mean of its divisors is an integer number (590748210).

Almost surely, 2^2520525688 is an apocalyptic number.

It is an amenable number.

2520525688 is a deficient number, since it is larger than the sum of its proper divisors (2205459992).

2520525688 is a wasteful number, since it uses less digits than its factorization.

2520525688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315065717 (or 315065713 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 43.

The square root of 2520525688 is about 50204.8372968183. The cubic root of 2520525688 is about 1360.9130417327.

The spelling of 2520525688 in words is "two billion, five hundred twenty million, five hundred twenty-five thousand, six hundred eighty-eight".