6551610552 has 96 divisors (see below), whose sum is σ = 19776603600. Its totient is φ = 1947220992.

The previous prime is 6551610551. The next prime is 6551610619. The reversal of 6551610552 is 2550161556.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6551610551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117603 + ... + 164114.

Almost surely, 2^6551610552 is an apocalyptic number.

It is an amenable number.

6551610552 is an abundant number, since it is smaller than the sum of its proper divisors (13224993048).

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

6551610552 is a wasteful number, since it uses less digits than its factorization.

6551610552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281765 (or 281758 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The square root of 6551610552 is about 80942.0196931112. The cubic root of 6551610552 is about 1871.1819719233.

The spelling of 6551610552 in words is "six billion, five hundred fifty-one million, six hundred ten thousand, five hundred fifty-two".