67858282320661 has 8 divisors (see below), whose sum is σ = 77604476209920. Its totient is φ = 58125126820848.

The previous prime is 67858282320601. The next prime is 67858282320671. The reversal of 67858282320661 is 16602328285876.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67858282320661 is a prime.

It is a super-3 number, since 3×67858282320661³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67858282320593 and 67858282320602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67858282320601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3259586206 + ... + 3259607023.

It is an arithmetic number, because the mean of its divisors is an integer number (9700559526240).

Almost surely, 2^{67858282320661} is an apocalyptic number.

It is an amenable number.

67858282320661 is a deficient number, since it is larger than the sum of its proper divisors (9746193889259).

67858282320661 is a wasteful number, since it uses less digits than its factorization.

67858282320661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6519194723.

The product of its (nonzero) digits is 92897280, while the sum is 64.

The spelling of 67858282320661 in words is "sixty-seven trillion, eight hundred fifty-eight billion, two hundred eighty-two million, three hundred twenty thousand, six hundred sixty-one".