6555735120 has 80 divisors (see below), whose sum is σ = 22170313152. Its totient is φ = 1589268480.

The previous prime is 6555735119. The next prime is 6555735127. The reversal of 6555735120 is 215375556.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6555735127) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 1238977 + ... + 1244256.

Almost surely, 2^6555735120 is an apocalyptic number.

6555735120 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6555735120 is an abundant number, since it is smaller than the sum of its proper divisors (15614578032).

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

6555735120 is a wasteful number, since it uses less digits than its factorization.

6555735120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2483260 (or 2483254 counting only the distinct ones).

The product of its (nonzero) digits is 157500, while the sum is 39.

The square root of 6555735120 is about 80967.4942183590. The cubic root of 6555735120 is about 1871.5745572377.

The spelling of 6555735120 in words is "six billion, five hundred fifty-five million, seven hundred thirty-five thousand, one hundred twenty".