125235242050 has 24 divisors (see below), whose sum is σ = 233006598900. Its totient is φ = 50079247680.

The previous prime is 125235241979. The next prime is 125235242063. The reversal of 125235242050 is 50242532521.

It can be written as a sum of positive squares in 6 ways, for example, as 61384522081 + 63850719969 = 247759^2 + 252687^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200085 + ... + 538984.

Almost surely, 2^125235242050 is an apocalyptic number.

125235242050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125235242050 is a deficient number, since it is larger than the sum of its proper divisors (107771356850).

125235242050 is a wasteful number, since it uses less digits than its factorization.

125235242050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742470 (or 742465 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 125235242050 its reverse (50242532521), we get a palindrome (175477774571).

The spelling of 125235242050 in words is "one hundred twenty-five billion, two hundred thirty-five million, two hundred forty-two thousand, fifty".