3477642427481 has 2 divisors, whose sum is σ = 3477642427482. Its totient is φ = 3477642427480.

The previous prime is 3477642427477. The next prime is 3477642427507. The reversal of 3477642427481 is 1847242467743.

It is a happy number.

3477642427481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3257321088025 + 220321339456 = 1804805^2 + 469384^2 .

It is a cyclic number.

It is not a de Polignac number, because 3477642427481 - 2² = 3477642427477 is a prime.

It is a super-2 number, since 2×3477642427481² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3477642427481.

It is not a weakly prime, because it can be changed into another prime (3477642427471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1738821213740 + 1738821213741.

It is an arithmetic number, because the mean of its divisors is an integer number (1738821213741).

Almost surely, 2^{3477642427481} is an apocalyptic number.

It is an amenable number.

3477642427481 is a deficient number, since it is larger than the sum of its proper divisors (1).

3477642427481 is an equidigital number, since it uses as much as digits as its factorization.

3477642427481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50577408, while the sum is 59.

The spelling of 3477642427481 in words is "three trillion, four hundred seventy-seven billion, six hundred forty-two million, four hundred twenty-seven thousand, four hundred eighty-one".