126157944826 has 8 divisors (see below), whose sum is σ = 200368500660. Its totient is φ = 59368444608.

The previous prime is 126157944821. The next prime is 126157944833. The reversal of 126157944826 is 628449751621.

It can be written as a sum of positive squares in 2 ways, for example, as 125206284025 + 951660801 = 353845^2 + 30849^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (126157944821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1855263861 + ... + 1855263928.

Almost surely, 2^126157944826 is an apocalyptic number.

126157944826 is a deficient number, since it is larger than the sum of its proper divisors (74210555834).

126157944826 is a wasteful number, since it uses less digits than its factorization.

126157944826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3710527808.

The product of its digits is 5806080, while the sum is 55.

The spelling of 126157944826 in words is "one hundred twenty-six billion, one hundred fifty-seven million, nine hundred forty-four thousand, eight hundred twenty-six".