6555735123 has 16 divisors (see below), whose sum is σ = 9997666560. Its totient is φ = 3743143776.

The previous prime is 6555735119. The next prime is 6555735127. The reversal of 6555735123 is 3215375556.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6555735119) and next prime (6555735127).

It is not a de Polignac number, because 6555735123 - 2² = 6555735119 is a prime.

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 (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97540 + ... + 150417.

It is an arithmetic number, because the mean of its divisors is an integer number (624854160).

Almost surely, 2^6555735123 is an apocalyptic number.

6555735123 is a deficient number, since it is larger than the sum of its proper divisors (3441931437).

6555735123 is a wasteful number, since it uses less digits than its factorization.

6555735123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249226.

The product of its digits is 472500, while the sum is 42.

The square root of 6555735123 is about 80967.4942368850. The cubic root of 6555735123 is about 1871.5745575232.

The spelling of 6555735123 in words is "six billion, five hundred fifty-five million, seven hundred thirty-five thousand, one hundred twenty-three".