3611878983239 has 2 divisors, whose sum is σ = 3611878983240. Its totient is φ = 3611878983238.

The previous prime is 3611878983187. The next prime is 3611878983287. The reversal of 3611878983239 is 9323898781163.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3611878983239 - 2¹² = 3611878979143 is a prime.

It is a super-2 number, since 2×3611878983239² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3611878983299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1805939491619 + 1805939491620.

It is an arithmetic number, because the mean of its divisors is an integer number (1805939491620).

Almost surely, 2^{3611878983239} is an apocalyptic number.

3611878983239 is a deficient number, since it is larger than the sum of its proper divisors (1).

3611878983239 is an equidigital number, since it uses as much as digits as its factorization.

3611878983239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94058496, while the sum is 68.

The spelling of 3611878983239 in words is "three trillion, six hundred eleven billion, eight hundred seventy-eight million, nine hundred eighty-three thousand, two hundred thirty-nine".