3515878384013 has 2 divisors, whose sum is σ = 3515878384014. Its totient is φ = 3515878384012.

The previous prime is 3515878383973. The next prime is 3515878384063. The reversal of 3515878384013 is 3104838785153.

3515878384013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3183091310884 + 332787073129 = 1784122^2 + 576877^2 .

It is a cyclic number.

It is not a de Polignac number, because 3515878384013 - 2⁸ = 3515878383757 is a prime.

It is a super-2 number, since 2×3515878384013² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3515878384013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3515878384063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1757939192006 + 1757939192007.

It is an arithmetic number, because the mean of its divisors is an integer number (1757939192007).

Almost surely, 2^{3515878384013} is an apocalyptic number.

It is an amenable number.

3515878384013 is a deficient number, since it is larger than the sum of its proper divisors (1).

3515878384013 is an equidigital number, since it uses as much as digits as its factorization.

3515878384013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9676800, while the sum is 56.

The spelling of 3515878384013 in words is "three trillion, five hundred fifteen billion, eight hundred seventy-eight million, three hundred eighty-four thousand, thirteen".