123000345523250 has 64 divisors (see below), whose sum is σ = 248062891081824. Its totient is φ = 45398260454400.

The previous prime is 123000345523243. The next prime is 123000345523283. The reversal of 123000345523250 is 52325543000321.

It can be written as a sum of positive squares in 16 ways, for example, as 78853636321849 + 44146709201401 = 8879957^2 + 6644299^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 123000345523250.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1370342 + ... + 15744158.

Almost surely, 2^{123000345523250} is an apocalyptic number.

123000345523250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123000345523250 is an abundant number, since it is smaller than the sum of its proper divisors (125062545558574).

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

123000345523250 is a wasteful number, since it uses less digits than its factorization.

123000345523250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14376480 (or 14376470 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 123000345523250 its reverse (52325543000321), we get a palindrome (175325888523571).

The spelling of 123000345523250 in words is "one hundred twenty-three trillion, three hundred forty-five million, five hundred twenty-three thousand, two hundred fifty".