68227529616 has 45 divisors (see below), whose sum is σ = 190951094971. Its totient is φ = 22741465056.

The previous prime is 68227529603. The next prime is 68227529621. The reversal of 68227529616 is 61692572286.

The square root of 68227529616 is 261204.

It is a perfect power (a square), and thus also a powerful number.

68227529616 is a `hidden beast` number, since 6 + 82 + 27 + 529 + 6 + 16 = 666.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3123565 + ... + 3145331.

Almost surely, 2^68227529616 is an apocalyptic number.

68227529616 is the 261204-th square number.

It is an amenable number.

68227529616 is an abundant number, since it is smaller than the sum of its proper divisors (122723565355).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68227529616 is an frugal number, since it uses more digits than its factorization.

68227529616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43548 (or 21772 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The spelling of 68227529616 in words is "sixty-eight billion, two hundred twenty-seven million, five hundred twenty-nine thousand, six hundred sixteen".