126271500650 has 24 divisors (see below), whose sum is σ = 234908429184. Its totient is φ = 50499258800.

The previous prime is 126271500617. The next prime is 126271500653. The reversal of 126271500650 is 56005172621.

It is a self number, because there is not a number n which added to its sum of digits gives 126271500650.

It is not an unprimeable number, because it can be changed into a prime (126271500653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42749 + ... + 504351.

It is an arithmetic number, because the mean of its divisors is an integer number (9787851216).

Almost surely, 2^126271500650 is an apocalyptic number.

126271500650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126271500650 is a deficient number, since it is larger than the sum of its proper divisors (108636928534).

126271500650 is a wasteful number, since it uses less digits than its factorization.

126271500650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467086 (or 467081 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 126271500650 in words is "one hundred twenty-six billion, two hundred seventy-one million, five hundred thousand, six hundred fifty".