3679558029649 has 2 divisors, whose sum is σ = 3679558029650. Its totient is φ = 3679558029648.

The previous prime is 3679558029569. The next prime is 3679558029691. The reversal of 3679558029649 is 9469208559763.

3679558029649 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3580962029649 + 98596000000 = 1892343^2 + 314000^2 .

It is an emirp because it is prime and its reverse (9469208559763) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3679558029649 - 2¹¹ = 3679558027601 is a prime.

It is not a weakly prime, because it can be changed into another prime (3679558129649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1839779014824 + 1839779014825.

It is an arithmetic number, because the mean of its divisors is an integer number (1839779014825).

Almost surely, 2^{3679558029649} is an apocalyptic number.

It is an amenable number.

3679558029649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3679558029649 is an equidigital number, since it uses as much as digits as its factorization.

3679558029649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 881798400, while the sum is 73.

The spelling of 3679558029649 in words is "three trillion, six hundred seventy-nine billion, five hundred fifty-eight million, twenty-nine thousand, six hundred forty-nine".