15105615600013 has 2 divisors, whose sum is σ = 15105615600014. Its totient is φ = 15105615600012.

The previous prime is 15105615600001. The next prime is 15105615600079. The reversal of 15105615600013 is 31000651650151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7993297326564 + 7112318273449 = 2827242^2 + 2666893^2 .

It is a cyclic number.

It is not a de Polignac number, because 15105615600013 - 2¹⁷ = 15105615468941 is a prime.

It is a super-2 number, since 2×15105615600013² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15105615600913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7552807800006 + 7552807800007.

It is an arithmetic number, because the mean of its divisors is an integer number (7552807800007).

Almost surely, 2^{15105615600013} is an apocalyptic number.

It is an amenable number.

15105615600013 is a deficient number, since it is larger than the sum of its proper divisors (1).

15105615600013 is an equidigital number, since it uses as much as digits as its factorization.

15105615600013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 34.

The spelling of 15105615600013 in words is "fifteen trillion, one hundred five billion, six hundred fifteen million, six hundred thousand, thirteen".