6551524552 has 8 divisors (see below), whose sum is σ = 12284108550. Its totient is φ = 3275762272.

The previous prime is 6551524541. The next prime is 6551524561. The reversal of 6551524552 is 2554251556.

It can be written as a sum of positive squares in only one way, i.e., 6521208516 + 30316036 = 80754^2 + 5506^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 409470277 + ... + 409470292.

Almost surely, 2^6551524552 is an apocalyptic number.

It is an amenable number.

6551524552 is a deficient number, since it is larger than the sum of its proper divisors (5732583998).

6551524552 is a wasteful number, since it uses less digits than its factorization.

6551524552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818940575 (or 818940571 counting only the distinct ones).

The product of its digits is 300000, while the sum is 40.

The square root of 6551524552 is about 80941.4884469022. The cubic root of 6551524552 is about 1871.1737845037.

The spelling of 6551524552 in words is "six billion, five hundred fifty-one million, five hundred twenty-four thousand, five hundred fifty-two".