13111505232046 has 16 divisors (see below), whose sum is σ = 21194522350848. Its totient is φ = 6047350092000.

The previous prime is 13111505232037. The next prime is 13111505232083. The reversal of 13111505232046 is 64023250511131.

13111505232046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13111505232046² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171371905 + ... + 171448396.

It is an arithmetic number, because the mean of its divisors is an integer number (1324657646928).

Almost surely, 2^{13111505232046} is an apocalyptic number.

13111505232046 is a deficient number, since it is larger than the sum of its proper divisors (8083017118802).

13111505232046 is a wasteful number, since it uses less digits than its factorization.

13111505232046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342821787.

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 13111505232046 its reverse (64023250511131), we get a palindrome (77134755743177).

The spelling of 13111505232046 in words is "thirteen trillion, one hundred eleven billion, five hundred five million, two hundred thirty-two thousand, forty-six".