123000224035545 has 24 divisors (see below), whose sum is σ = 213289259040000. Its totient is φ = 65572774651296.

The previous prime is 123000224035529. The next prime is 123000224035607. The reversal of 123000224035545 is 545530422000321.

123000224035545 is a `hidden beast` number, since 1 + 23 + 0 + 0 + 0 + 2 + 240 + 355 + 45 = 666.

It is not a de Polignac number, because 123000224035545 - 2⁴ = 123000224035529 is a prime.

It is a super-2 number, since 2×123000224035545² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 569574895 + ... + 569790804.

It is an arithmetic number, because the mean of its divisors is an integer number (8887052460000).

Almost surely, 2^{123000224035545} is an apocalyptic number.

123000224035545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123000224035545 is a deficient number, since it is larger than the sum of its proper divisors (90289035004455).

123000224035545 is a wasteful number, since it uses less digits than its factorization.

123000224035545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139368109 (or 1139368106 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 123000224035545 its reverse (545530422000321), we get a palindrome (668530646035866).

The spelling of 123000224035545 in words is "one hundred twenty-three trillion, two hundred twenty-four million, thirty-five thousand, five hundred forty-five".