6610530123 has 10 divisors (see below), whose sum is σ = 9874989564. Its totient is φ = 4407020028.

The previous prime is 6610530079. The next prime is 6610530127. The reversal of 6610530123 is 3210350166.

6610530123 is a `hidden beast` number, since 6 + 6 + 1 + 0 + 530 + 123 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-6610530123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (6610530127) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40805661 + ... + 40805822.

Almost surely, 2^6610530123 is an apocalyptic number.

6610530123 is a deficient number, since it is larger than the sum of its proper divisors (3264459441).

6610530123 is an equidigital number, since it uses as much as digits as its factorization.

6610530123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81611495 (or 81611486 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 6610530123 is about 81305.1666439470. The cubic root of 6610530123 is about 1876.7745095054.

Adding to 6610530123 its reverse (3210350166), we get a palindrome (9820880289).

The spelling of 6610530123 in words is "six billion, six hundred ten million, five hundred thirty thousand, one hundred twenty-three".