6523645052 has 24 divisors (see below), whose sum is σ = 11446339632. Its totient is φ = 3253276800.

The previous prime is 6523645049. The next prime is 6523645069. The reversal of 6523645052 is 2505463256.

It is a junction number, because it is equal to n+sod(n) for n = 6523644997 and 6523645015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4404152 + ... + 4405632.

It is an arithmetic number, because the mean of its divisors is an integer number (476930818).

Almost surely, 2^6523645052 is an apocalyptic number.

It is an amenable number.

6523645052 is a deficient number, since it is larger than the sum of its proper divisors (4922694580).

6523645052 is a wasteful number, since it uses less digits than its factorization.

6523645052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3629 (or 3627 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

The square root of 6523645052 is about 80769.0847540072. The cubic root of 6523645052 is about 1868.5157994484.

The spelling of 6523645052 in words is "six billion, five hundred twenty-three million, six hundred forty-five thousand, fifty-two".