1196402815205 has 32 divisors (see below), whose sum is σ = 1580149884768. Its totient is φ = 864212198400.

The previous prime is 1196402815163. The next prime is 1196402815211. The reversal of 1196402815205 is 5025182046911.

It is a Cunningham number, because it is equal to 1093802²+1.

It can be written as a sum of positive squares in 16 ways, for example, as 1100866805284 + 95536009921 = 1049222^2 + 309089^2 .

It is not a de Polignac number, because 1196402815205 - 2²⁸ = 1196134379749 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115874 + ... + 1551203.

It is an arithmetic number, because the mean of its divisors is an integer number (49379683899).

Almost surely, 2^{1196402815205} is an apocalyptic number.

It is an amenable number.

1196402815205 is a deficient number, since it is larger than the sum of its proper divisors (383747069563).

1196402815205 is a wasteful number, since it uses less digits than its factorization.

1196402815205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667337.

The product of its (nonzero) digits is 172800, while the sum is 44.

The spelling of 1196402815205 in words is "one trillion, one hundred ninety-six billion, four hundred two million, eight hundred fifteen thousand, two hundred five".