123450515330 has 32 divisors (see below), whose sum is σ = 234168081408. Its totient is φ = 46765576000.

The previous prime is 123450515327. The next prime is 123450515341. The reversal of 123450515330 is 33515054321.

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, 2633906 + ... + 2680365.

It is an arithmetic number, because the mean of its divisors is an integer number (7317752544).

Almost surely, 2^123450515330 is an apocalyptic number.

123450515330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123450515330 is a deficient number, since it is larger than the sum of its proper divisors (110717566078).

123450515330 is a wasteful number, since it uses less digits than its factorization.

123450515330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5314402.

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 123450515330 its reverse (33515054321), we get a palindrome (156965569651).

The spelling of 123450515330 in words is "one hundred twenty-three billion, four hundred fifty million, five hundred fifteen thousand, three hundred thirty".