3748571420617 has 2 divisors, whose sum is σ = 3748571420618. Its totient is φ = 3748571420616.

The previous prime is 3748571420611. The next prime is 3748571420701. The reversal of 3748571420617 is 7160241758473.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3731449436416 + 17121984201 = 1931696^2 + 130851^2 .

It is an emirp because it is prime and its reverse (7160241758473) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3748571420617 - 2¹⁵ = 3748571387849 is a prime.

It is not a weakly prime, because it can be changed into another prime (3748571420611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1874285710308 + 1874285710309.

It is an arithmetic number, because the mean of its divisors is an integer number (1874285710309).

Almost surely, 2^{3748571420617} is an apocalyptic number.

It is an amenable number.

3748571420617 is a deficient number, since it is larger than the sum of its proper divisors (1).

3748571420617 is an equidigital number, since it uses as much as digits as its factorization.

3748571420617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7902720, while the sum is 55.

The spelling of 3748571420617 in words is "three trillion, seven hundred forty-eight billion, five hundred seventy-one million, four hundred twenty thousand, six hundred seventeen".