123462252272 has 20 divisors (see below), whose sum is σ = 240410170800. Its totient is φ = 61420917888.

The previous prime is 123462252227. The next prime is 123462252281. The reversal of 123462252272 is 272252264321.

It is a super-3 number, since 3×123462252272³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19384733 + ... + 19391100.

It is an arithmetic number, because the mean of its divisors is an integer number (12020508540).

Almost surely, 2^123462252272 is an apocalyptic number.

It is an amenable number.

123462252272 is a deficient number, since it is larger than the sum of its proper divisors (116947918528).

123462252272 is a wasteful number, since it uses less digits than its factorization.

123462252272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38776040 (or 38776034 counting only the distinct ones).

The product of its digits is 161280, while the sum is 38.

The spelling of 123462252272 in words is "one hundred twenty-three billion, four hundred sixty-two million, two hundred fifty-two thousand, two hundred seventy-two".