126318756950 has 24 divisors (see below), whose sum is σ = 234962459208. Its totient is φ = 50525444480.

The previous prime is 126318756929. The next prime is 126318756959. The reversal of 126318756950 is 59657813621.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 126318756892 and 126318756901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126318756959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1990409 + ... + 2052891.

It is an arithmetic number, because the mean of its divisors is an integer number (9790102467).

Almost surely, 2^126318756950 is an apocalyptic number.

126318756950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126318756950 is a deficient number, since it is larger than the sum of its proper divisors (108643702258).

126318756950 is a wasteful number, since it uses less digits than its factorization.

126318756950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102928 (or 102923 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 53.

The spelling of 126318756950 in words is "one hundred twenty-six billion, three hundred eighteen million, seven hundred fifty-six thousand, nine hundred fifty".