3538189915079 has 2 divisors, whose sum is σ = 3538189915080. Its totient is φ = 3538189915078.

The previous prime is 3538189915063. The next prime is 3538189915087. The reversal of 3538189915079 is 9705199818353.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3538189915079 - 2⁴ = 3538189915063 is a prime.

It is a super-3 number, since 3×3538189915079³ (a number of 39 digits) contains 333 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 (3538189915009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1769094957539 + 1769094957540.

It is an arithmetic number, because the mean of its divisors is an integer number (1769094957540).

Almost surely, 2^{3538189915079} is an apocalyptic number.

3538189915079 is a deficient number, since it is larger than the sum of its proper divisors (1).

3538189915079 is an equidigital number, since it uses as much as digits as its factorization.

3538189915079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73483200, while the sum is 68.

The spelling of 3538189915079 in words is "three trillion, five hundred thirty-eight billion, one hundred eighty-nine million, nine hundred fifteen thousand, seventy-nine".