68630672870362 has 4 divisors (see below), whose sum is σ = 102946009305546. Its totient is φ = 34315336435180.

The previous prime is 68630672870359. The next prime is 68630672870519. The reversal of 68630672870362 is 26307827603686.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 63841713990201 + 4788958880161 = 7990101^2 + 2188369^2 .

It is a super-2 number, since 2×68630672870362² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 68630672870294 and 68630672870303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17157668217589 + ... + 17157668217592.

Almost surely, 2^{68630672870362} is an apocalyptic number.

68630672870362 is a deficient number, since it is larger than the sum of its proper divisors (34315336435184).

68630672870362 is a wasteful number, since it uses less digits than its factorization.

68630672870362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34315336435183.

The product of its (nonzero) digits is 146313216, while the sum is 64.

The spelling of 68630672870362 in words is "sixty-eight trillion, six hundred thirty billion, six hundred seventy-two million, eight hundred seventy thousand, three hundred sixty-two".