3168720422461 has 32 divisors (see below), whose sum is σ = 3476328855552. Its totient is φ = 2864436336960.

The previous prime is 3168720422447. The next prime is 3168720422467. The reversal of 3168720422461 is 1642240278613.

3168720422461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3168720422461 - 2²⁹ = 3168183551549 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 (3168720422467) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3223519776 + ... + 3223520758.

It is an arithmetic number, because the mean of its divisors is an integer number (108635276736).

Almost surely, 2^{3168720422461} is an apocalyptic number.

It is an amenable number.

3168720422461 is a deficient number, since it is larger than the sum of its proper divisors (307608433091).

3168720422461 is a wasteful number, since it uses less digits than its factorization.

3168720422461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3033.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 3168720422461 in words is "three trillion, one hundred sixty-eight billion, seven hundred twenty million, four hundred twenty-two thousand, four hundred sixty-one".