126616444664 has 32 divisors (see below), whose sum is σ = 244365498000. Its totient is φ = 61459937280.

The previous prime is 126616444631. The next prime is 126616444679. The reversal of 126616444664 is 466444616621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343442 + ... + 609249.

Almost surely, 2^126616444664 is an apocalyptic number.

It is an amenable number.

126616444664 is a deficient number, since it is larger than the sum of its proper divisors (117749053336).

126616444664 is a wasteful number, since it uses less digits than its factorization.

126616444664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953183 (or 953179 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 50.

The spelling of 126616444664 in words is "one hundred twenty-six billion, six hundred sixteen million, four hundred forty-four thousand, six hundred sixty-four".