3880617647 has 2 divisors, whose sum is σ = 3880617648. Its totient is φ = 3880617646.

The previous prime is 3880617623. The next prime is 3880617701. The reversal of 3880617647 is 7467160883.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3880617647 - 2⁶ = 3880617583 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3880617595 and 3880617604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3880667647) 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, 1940308823 + 1940308824.

It is an arithmetic number, because the mean of its divisors is an integer number (1940308824).

Almost surely, 2^3880617647 is an apocalyptic number.

3880617647 is a deficient number, since it is larger than the sum of its proper divisors (1).

3880617647 is an equidigital number, since it uses as much as digits as its factorization.

3880617647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1354752, while the sum is 50.

The square root of 3880617647 is about 62294.6036747967. The cubic root of 3880617647 is about 1571.4489776654.

The spelling of 3880617647 in words is "three billion, eight hundred eighty million, six hundred seventeen thousand, six hundred forty-seven".