68045576 has 16 divisors (see below), whose sum is σ = 127764540. Its totient is φ = 33975040.

The previous prime is 68045567. The next prime is 68045591. The reversal of 68045576 is 67554086.

It can be written as a sum of positive squares in 2 ways, for example, as 66422500 + 1623076 = 8150^2 + 1274^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500 + ... + 11676.

Almost surely, 2^68045576 is an apocalyptic number.

It is an amenable number.

68045576 is a deficient number, since it is larger than the sum of its proper divisors (59718964).

68045576 is a wasteful number, since it uses less digits than its factorization.

68045576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11944 (or 11940 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 68045576 is about 8248.9742392615. The cubic root of 68045576 is about 408.2566788036.

The spelling of 68045576 in words is "sixty-eight million, forty-five thousand, five hundred seventy-six".