3462020712781 has 2 divisors, whose sum is σ = 3462020712782. Its totient is φ = 3462020712780.

The previous prime is 3462020712749. The next prime is 3462020712803. The reversal of 3462020712781 is 1872170202643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2900771017225 + 561249695556 = 1703165^2 + 749166^2 .

It is a cyclic number.

It is not a de Polignac number, because 3462020712781 - 2⁵ = 3462020712749 is a prime.

It is a super-2 number, since 2×3462020712781² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3462020712581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1731010356390 + 1731010356391.

It is an arithmetic number, because the mean of its divisors is an integer number (1731010356391).

Almost surely, 2^{3462020712781} is an apocalyptic number.

It is an amenable number.

3462020712781 is a deficient number, since it is larger than the sum of its proper divisors (1).

3462020712781 is an equidigital number, since it uses as much as digits as its factorization.

3462020712781 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 43.

The spelling of 3462020712781 in words is "three trillion, four hundred sixty-two billion, twenty million, seven hundred twelve thousand, seven hundred eighty-one".