126263775250 has 32 divisors (see below), whose sum is σ = 237201134976. Its totient is φ = 50327017200.

The previous prime is 126263775247. The next prime is 126263775251. The reversal of 126263775250 is 52577362621.

It is a self number, because there is not a number n which added to its sum of digits gives 126263775250.

It is not an unprimeable number, because it can be changed into a prime (126263775251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 821574 + ... + 963073.

It is an arithmetic number, because the mean of its divisors is an integer number (7412535468).

Almost surely, 2^126263775250 is an apocalyptic number.

126263775250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126263775250 is a deficient number, since it is larger than the sum of its proper divisors (110937359726).

126263775250 is a wasteful number, since it uses less digits than its factorization.

126263775250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784947 (or 1784937 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 126263775250 in words is "one hundred twenty-six billion, two hundred sixty-three million, seven hundred seventy-five thousand, two hundred fifty".