11530362161155 has 16 divisors (see below), whose sum is σ = 14654508469920. Its totient is φ = 8679215734272.

The previous prime is 11530362161141. The next prime is 11530362161161. The reversal of 11530362161155 is 55116126303511.

It is not a de Polignac number, because 11530362161155 - 2²³ = 11530353772547 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18986145 + ... + 19584034.

It is an arithmetic number, because the mean of its divisors is an integer number (915906779370).

Almost surely, 2^{11530362161155} is an apocalyptic number.

11530362161155 is a deficient number, since it is larger than the sum of its proper divisors (3124146308765).

11530362161155 is a wasteful number, since it uses less digits than its factorization.

11530362161155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38573718.

The product of its (nonzero) digits is 81000, while the sum is 40.

Adding to 11530362161155 its reverse (55116126303511), we get a palindrome (66646488464666).

The spelling of 11530362161155 in words is "eleven trillion, five hundred thirty billion, three hundred sixty-two million, one hundred sixty-one thousand, one hundred fifty-five".