123242525004 has 48 divisors (see below), whose sum is σ = 299572640640. Its totient is φ = 39399557760.

The previous prime is 123242524997. The next prime is 123242525009. The reversal of 123242525004 is 400525242321.

It is not an unprimeable number, because it can be changed into a prime (123242525009) 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, 2093794 + ... + 2151849.

It is an arithmetic number, because the mean of its divisors is an integer number (6241096680).

Almost surely, 2^123242525004 is an apocalyptic number.

It is an amenable number.

123242525004 is an abundant number, since it is smaller than the sum of its proper divisors (176330115636).

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

123242525004 is a wasteful number, since it uses less digits than its factorization.

123242525004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4245750 (or 4245748 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 123242525004 its reverse (400525242321), we get a palindrome (523767767325).

The spelling of 123242525004 in words is "one hundred twenty-three billion, two hundred forty-two million, five hundred twenty-five thousand, four".