123525031230436 has 48 divisors (see below), whose sum is σ = 240354662264640. Its totient is φ = 55068929352320.

The previous prime is 123525031230431. The next prime is 123525031230437. The reversal of 123525031230436 is 634032130525321.

It is not an unprimeable number, because it can be changed into a prime (123525031230431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2719606 + ... + 15951373.

It is an arithmetic number, because the mean of its divisors is an integer number (5007388797180).

Almost surely, 2^{123525031230436} is an apocalyptic number.

It is an amenable number.

123525031230436 is a deficient number, since it is larger than the sum of its proper divisors (116829631034204).

123525031230436 is a wasteful number, since it uses less digits than its factorization.

123525031230436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18673884 (or 18673882 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 40.

Adding to 123525031230436 its reverse (634032130525321), we get a palindrome (757557161755757).

The spelling of 123525031230436 in words is "one hundred twenty-three trillion, five hundred twenty-five billion, thirty-one million, two hundred thirty thousand, four hundred thirty-six".