126446931633 has 16 divisors (see below), whose sum is σ = 185094300096. Its totient is φ = 76146383040.

The previous prime is 126446931601. The next prime is 126446931671. The reversal of 126446931633 is 336139644621.

It is not a de Polignac number, because 126446931633 - 2⁵ = 126446931601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126446931833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12197766 + ... + 12208127.

It is an arithmetic number, because the mean of its divisors is an integer number (11568393756).

Almost surely, 2^126446931633 is an apocalyptic number.

It is an amenable number.

126446931633 is a deficient number, since it is larger than the sum of its proper divisors (58647368463).

126446931633 is a wasteful number, since it uses less digits than its factorization.

126446931633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24406064.

The product of its digits is 1679616, while the sum is 48.

The spelling of 126446931633 in words is "one hundred twenty-six billion, four hundred forty-six million, nine hundred thirty-one thousand, six hundred thirty-three".