123345044276 has 24 divisors (see below), whose sum is σ = 232504548864. Its totient is φ = 57088167840.

The previous prime is 123345044231. The next prime is 123345044287. The reversal of 123345044276 is 672440543321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21621455 + ... + 21627158.

It is an arithmetic number, because the mean of its divisors is an integer number (9687689536).

Almost surely, 2^123345044276 is an apocalyptic number.

It is an amenable number.

123345044276 is a deficient number, since it is larger than the sum of its proper divisors (109159504588).

123345044276 is a wasteful number, since it uses less digits than its factorization.

123345044276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43248671 (or 43248669 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 41.

Adding to 123345044276 its reverse (672440543321), we get a palindrome (795785587597).

The spelling of 123345044276 in words is "one hundred twenty-three billion, three hundred forty-five million, forty-four thousand, two hundred seventy-six".