123552660036 has 48 divisors (see below), whose sum is σ = 313213186944. Its totient is φ = 37679771136.

The previous prime is 123552660031. The next prime is 123552660041. The reversal of 123552660036 is 630066255321.

It is an interprime number because it is at equal distance from previous prime (123552660031) and next prime (123552660041).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 123552659976 and 123552660003.

It is not an unprimeable number, because it can be changed into a prime (123552660031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3486816 + ... + 3522071.

It is an arithmetic number, because the mean of its divisors is an integer number (6525274728).

Almost surely, 2^123552660036 is an apocalyptic number.

It is an amenable number.

123552660036 is an abundant number, since it is smaller than the sum of its proper divisors (189660526908).

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

123552660036 is a wasteful number, since it uses less digits than its factorization.

123552660036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7009020 (or 7009018 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 123552660036 in words is "one hundred twenty-three billion, five hundred fifty-two million, six hundred sixty thousand, thirty-six".