126578968 has 16 divisors (see below), whose sum is σ = 245520000. Its totient is φ = 61106976.

The previous prime is 126578909. The next prime is 126578989. The reversal of 126578968 is 869875621.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272568 + ... + 273031.

It is an arithmetic number, because the mean of its divisors is an integer number (15345000).

Almost surely, 2^126578968 is an apocalyptic number.

It is an amenable number.

126578968 is a deficient number, since it is larger than the sum of its proper divisors (118941032).

126578968 is a wasteful number, since it uses less digits than its factorization.

126578968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545634 (or 545630 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 52.

The square root of 126578968 is about 11250.7318873040. The cubic root of 126578968 is about 502.0964878578.

The spelling of 126578968 in words is "one hundred twenty-six million, five hundred seventy-eight thousand, nine hundred sixty-eight".