68316609632067 has 12 divisors (see below), whose sum is σ = 98713609951320. Its totient is φ = 45528685172928.

The previous prime is 68316609632041. The next prime is 68316609632137. The reversal of 68316609632067 is 76023690661386.

It is a happy number.

68316609632067 is a `hidden beast` number, since 6 + 8 + 3 + 16 + 609 + 6 + 3 + 2 + 0 + 6 + 7 = 666.

It is not a de Polignac number, because 68316609632067 - 2¹⁰ = 68316609631043 is a prime.

It is a super-2 number, since 2×68316609632067² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 68316609631995 and 68316609632013.

It is not an unprimeable number, because it can be changed into a prime (68316609732067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1310076517 + ... + 1310128662.

It is an arithmetic number, because the mean of its divisors is an integer number (8226134162610).

Almost surely, 2^{68316609632067} is an apocalyptic number.

68316609632067 is a deficient number, since it is larger than the sum of its proper divisors (30397000319253).

68316609632067 is a wasteful number, since it uses less digits than its factorization.

68316609632067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620208082 (or 2620208079 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 63.

The spelling of 68316609632067 in words is "sixty-eight trillion, three hundred sixteen billion, six hundred nine million, six hundred thirty-two thousand, sixty-seven".