126298900263 has 32 divisors (see below), whose sum is σ = 177397862400. Its totient is φ = 79827897600.

The previous prime is 126298900243. The next prime is 126298900291. The reversal of 126298900263 is 362009892621.

It is a happy number.

It is not a de Polignac number, because 126298900263 - 2²² = 126294705959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126298900243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 832198 + ... + 972188.

It is an arithmetic number, because the mean of its divisors is an integer number (5543683200).

Almost surely, 2^126298900263 is an apocalyptic number.

126298900263 is a deficient number, since it is larger than the sum of its proper divisors (51098962137).

126298900263 is a wasteful number, since it uses less digits than its factorization.

126298900263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140223.

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 126298900263 in words is "one hundred twenty-six billion, two hundred ninety-eight million, nine hundred thousand, two hundred sixty-three".