123004420625 has 80 divisors (see below), whose sum is σ = 167366675520. Its totient is φ = 90069408000.

The previous prime is 123004420613. The next prime is 123004420631. The reversal of 123004420625 is 526024400321.

It is not a de Polignac number, because 123004420625 - 2³² = 118709453329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 42166667 + ... + 42169583.

It is an arithmetic number, because the mean of its divisors is an integer number (2092083444).

Almost surely, 2^123004420625 is an apocalyptic number.

It is an amenable number.

123004420625 is a deficient number, since it is larger than the sum of its proper divisors (44362254895).

123004420625 is an equidigital number, since it uses as much as digits as its factorization.

123004420625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076 (or 3061 counting only the distinct ones).

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

Adding to 123004420625 its reverse (526024400321), we get a palindrome (649028820946).

The spelling of 123004420625 in words is "one hundred twenty-three billion, four million, four hundred twenty thousand, six hundred twenty-five".