126454639222 has 8 divisors (see below), whose sum is σ = 189882259416. Its totient is φ = 63160552752.

The previous prime is 126454639219. The next prime is 126454639301. The reversal of 126454639222 is 222936454621.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 33381063 + ... + 33384850.

It is an arithmetic number, because the mean of its divisors is an integer number (23735282427).

Almost surely, 2^126454639222 is an apocalyptic number.

126454639222 is a deficient number, since it is larger than the sum of its proper divisors (63427620194).

126454639222 is an equidigital number, since it uses as much as digits as its factorization.

126454639222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66766862.

The product of its digits is 1244160, while the sum is 46.

The spelling of 126454639222 in words is "one hundred twenty-six billion, four hundred fifty-four million, six hundred thirty-nine thousand, two hundred twenty-two".