11579830455205 has 8 divisors (see below), whose sum is σ = 14713196343192. Its totient is φ = 8718931166208.

The previous prime is 11579830455203. The next prime is 11579830455299. The reversal of 11579830455205 is 50255403897511.

It can be written as a sum of positive squares in 4 ways, for example, as 4444515672804 + 7135314782401 = 2108202^2 + 2671201^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11579830455205 - 2¹ = 11579830455203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11579830455203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68116649652 + ... + 68116649821.

It is an arithmetic number, because the mean of its divisors is an integer number (1839149542899).

Almost surely, 2^{11579830455205} is an apocalyptic number.

It is an amenable number.

11579830455205 is a deficient number, since it is larger than the sum of its proper divisors (3133365887987).

11579830455205 is a wasteful number, since it uses less digits than its factorization.

11579830455205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136233299495.

The product of its (nonzero) digits is 7560000, while the sum is 55.

The spelling of 11579830455205 in words is "eleven trillion, five hundred seventy-nine billion, eight hundred thirty million, four hundred fifty-five thousand, two hundred five".