126011612170 has 16 divisors (see below), whose sum is σ = 226825723080. Its totient is φ = 50403573504.

The previous prime is 126011612137. The next prime is 126011612191. The reversal of 126011612170 is 71216110621.

It can be written as a sum of positive squares in 4 ways, for example, as 30415011201 + 95596600969 = 174399^2 + 309187^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505414 + ... + 712366.

Almost surely, 2^126011612170 is an apocalyptic number.

126011612170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126011612170 is a deficient number, since it is larger than the sum of its proper divisors (100814110910).

126011612170 is a wasteful number, since it uses less digits than its factorization.

126011612170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267849.

The product of its (nonzero) digits is 1008, while the sum is 28.

Adding to 126011612170 its reverse (71216110621), we get a palindrome (197227722791).

The spelling of 126011612170 in words is "one hundred twenty-six billion, eleven million, six hundred twelve thousand, one hundred seventy".