68654444 has 24 divisors (see below), whose sum is σ = 123072768. Its totient is φ = 33500880.

The previous prime is 68654441. The next prime is 68654479. The reversal of 68654444 is 44445686.

It is not an unprimeable number, because it can be changed into a prime (68654441) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 28079 + ... + 30425.

It is an arithmetic number, because the mean of its divisors is an integer number (5128032).

Almost surely, 2^68654444 is an apocalyptic number.

It is an amenable number.

68654444 is a deficient number, since it is larger than the sum of its proper divisors (54418324).

68654444 is a wasteful number, since it uses less digits than its factorization.

68654444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2525 (or 2523 counting only the distinct ones).

The product of its digits is 368640, while the sum is 41.

The square root of 68654444 is about 8285.7977286439. The cubic root of 68654444 is about 409.4707507821.

The spelling of 68654444 in words is "sixty-eight million, six hundred fifty-four thousand, four hundred forty-four".