126305471668 has 24 divisors (see below), whose sum is σ = 228769027200. Its totient is φ = 60945036768.

The previous prime is 126305471651. The next prime is 126305471729. The reversal of 126305471668 is 866174503621.

It is a congruent number.

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, 30480 + ... + 503527.

It is an arithmetic number, because the mean of its divisors is an integer number (9532042800).

Almost surely, 2^126305471668 is an apocalyptic number.

It is an amenable number.

126305471668 is a deficient number, since it is larger than the sum of its proper divisors (102463555532).

126305471668 is a wasteful number, since it uses less digits than its factorization.

126305471668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536079 (or 536077 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 126305471668 in words is "one hundred twenty-six billion, three hundred five million, four hundred seventy-one thousand, six hundred sixty-eight".