68550038224 has 20 divisors (see below), whose sum is σ = 132820148644. Its totient is φ = 34273870848.

The previous prime is 68550038201. The next prime is 68550038239. The reversal of 68550038224 is 42283005586.

It can be written as a sum of positive squares in 2 ways, for example, as 59282510400 + 9267527824 = 243480^2 + 96268^2 .

It is a super-2 number, since 2×68550038224² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 626794 + ... + 727990.

Almost surely, 2^68550038224 is an apocalyptic number.

It is an amenable number.

68550038224 is a deficient number, since it is larger than the sum of its proper divisors (64270110420).

68550038224 is a wasteful number, since it uses less digits than its factorization.

68550038224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143542 (or 143536 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 68550038224 in words is "sixty-eight billion, five hundred fifty million, thirty-eight thousand, two hundred twenty-four".