123516625123 has 8 divisors (see below), whose sum is σ = 124666542000. Its totient is φ = 122367012768.

The previous prime is 123516625121. The next prime is 123516625151. The reversal of 123516625123 is 321526615321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123516625123 - 2¹ = 123516625121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123516625121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 783828 + ... + 928126.

It is an arithmetic number, because the mean of its divisors is an integer number (15583317750).

Almost surely, 2^123516625123 is an apocalyptic number.

123516625123 is a deficient number, since it is larger than the sum of its proper divisors (1149916877).

123516625123 is a wasteful number, since it uses less digits than its factorization.

123516625123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152261.

The product of its digits is 64800, while the sum is 37.

The spelling of 123516625123 in words is "one hundred twenty-three billion, five hundred sixteen million, six hundred twenty-five thousand, one hundred twenty-three".