8221331761061 has 8 divisors (see below), whose sum is σ = 8398296297984. Its totient is φ = 8044452331920.

The previous prime is 8221331761031. The next prime is 8221331761063. The reversal of 8221331761061 is 1601671331228.

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

It is a cyclic number.

It is not a de Polignac number, because 8221331761061 - 2¹⁴ = 8221331744677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8221331761063) 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, 21081650 + ... + 21468083.

It is an arithmetic number, because the mean of its divisors is an integer number (1049787037248).

Almost surely, 2^{8221331761061} is an apocalyptic number.

It is an amenable number.

8221331761061 is a deficient number, since it is larger than the sum of its proper divisors (176964536923).

8221331761061 is a wasteful number, since it uses less digits than its factorization.

8221331761061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42553891.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 8221331761061 in words is "eight trillion, two hundred twenty-one billion, three hundred thirty-one million, seven hundred sixty-one thousand, sixty-one".