123052400230515 has 16 divisors (see below), whose sum is σ = 225010103278848. Its totient is φ = 56252525819616.

The previous prime is 123052400230493. The next prime is 123052400230579. The reversal of 123052400230515 is 515032004250321.

It is not a de Polignac number, because 123052400230515 - 2⁹ = 123052400230003 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 585963810517 + ... + 585963810726.

It is an arithmetic number, because the mean of its divisors is an integer number (14063131454928).

Almost surely, 2^{123052400230515} is an apocalyptic number.

123052400230515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123052400230515 is a deficient number, since it is larger than the sum of its proper divisors (101957703048333).

123052400230515 is a wasteful number, since it uses less digits than its factorization.

123052400230515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171927621258.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 123052400230515 its reverse (515032004250321), we get a palindrome (638084404480836).

The spelling of 123052400230515 in words is "one hundred twenty-three trillion, fifty-two billion, four hundred million, two hundred thirty thousand, five hundred fifteen".