123040413452 has 96 divisors (see below), whose sum is σ = 244514350080. Its totient is φ = 53688660480.

The previous prime is 123040413451. The next prime is 123040413467. The reversal of 123040413452 is 254314040321.

It is not an unprimeable number, because it can be changed into a prime (123040413451) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34824278 + ... + 34827810.

It is an arithmetic number, because the mean of its divisors is an integer number (2547024480).

Almost surely, 2^123040413452 is an apocalyptic number.

It is an amenable number.

123040413452 is a deficient number, since it is larger than the sum of its proper divisors (121473936628).

123040413452 is a wasteful number, since it uses less digits than its factorization.

123040413452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3903 (or 3901 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 123040413452 its reverse (254314040321), we get a palindrome (377354453773).

The spelling of 123040413452 in words is "one hundred twenty-three billion, forty million, four hundred thirteen thousand, four hundred fifty-two".