126386655090 has 16 divisors (see below), whose sum is σ = 303327972288. Its totient is φ = 33703108016.

The previous prime is 126386655089. The next prime is 126386655107. The reversal of 126386655090 is 90556683621.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2106444222 + ... + 2106444281.

It is an arithmetic number, because the mean of its divisors is an integer number (18957998268).

Almost surely, 2^126386655090 is an apocalyptic number.

126386655090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126386655090 is an abundant number, since it is smaller than the sum of its proper divisors (176941317198).

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

126386655090 is a wasteful number, since it uses less digits than its factorization.

126386655090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4212888513.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 126386655090 in words is "one hundred twenty-six billion, three hundred eighty-six million, six hundred fifty-five thousand, ninety".