126226252650 has 96 divisors (see below), whose sum is σ = 320013589248. Its totient is φ = 32912006400.

The previous prime is 126226252619. The next prime is 126226252657. The reversal of 126226252650 is 56252622621.

It is a junction number, because it is equal to n+sod(n) for n = 126226252599 and 126226252608.

It is not an unprimeable number, because it can be changed into a prime (126226252657) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7697460 + ... + 7713840.

It is an arithmetic number, because the mean of its divisors is an integer number (3333474888).

Almost surely, 2^126226252650 is an apocalyptic number.

126226252650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 126226252650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160006794624).

126226252650 is an abundant number, since it is smaller than the sum of its proper divisors (193787336598).

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

126226252650 is a wasteful number, since it uses less digits than its factorization.

126226252650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17536 (or 17531 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 126226252650 in words is "one hundred twenty-six billion, two hundred twenty-six million, two hundred fifty-two thousand, six hundred fifty".