5648739525 has 120 divisors (see below), whose sum is σ = 12293317344. Its totient is φ = 2527977600.

The previous prime is 5648739433. The next prime is 5648739541. The reversal of 5648739525 is 5259378465.

5648739525 is a `hidden beast` number, since 5 + 6 + 4 + 87 + 39 + 525 = 666.

It is not a de Polignac number, because 5648739525 - 2⁸ = 5648739269 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 279822 + ... + 299328.

Almost surely, 2^5648739525 is an apocalyptic number.

5648739525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5648739525 is an abundant number, since it is smaller than the sum of its proper divisors (6644577819).

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

5648739525 is a wasteful number, since it uses less digits than its factorization.

5648739525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19553 (or 19539 counting only the distinct ones).

The product of its digits is 9072000, while the sum is 54.

The square root of 5648739525 is about 75158.0968691997. The cubic root of 5648739525 is about 1780.9450358793.

The spelling of 5648739525 in words is "five billion, six hundred forty-eight million, seven hundred thirty-nine thousand, five hundred twenty-five".