1361326526155 has 16 divisors (see below), whose sum is σ = 1680032001024. Its totient is φ = 1058181425280.

The previous prime is 1361326526149. The next prime is 1361326526207. The reversal of 1361326526155 is 5516256231631.

It is not a de Polignac number, because 1361326526155 - 2¹³ = 1361326517963 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 4883851 + ... + 5155060.

It is an arithmetic number, because the mean of its divisors is an integer number (105002000064).

Almost surely, 2^{1361326526155} is an apocalyptic number.

1361326526155 is a deficient number, since it is larger than the sum of its proper divisors (318705474869).

1361326526155 is a wasteful number, since it uses less digits than its factorization.

1361326526155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10039686.

The product of its digits is 972000, while the sum is 46.

The spelling of 1361326526155 in words is "one trillion, three hundred sixty-one billion, three hundred twenty-six million, five hundred twenty-six thousand, one hundred fifty-five".