13111404545025 has 72 divisors (see below), whose sum is σ = 24734045044800. Its totient is φ = 6626204872320.

The previous prime is 13111404545023. The next prime is 13111404545033. The reversal of 13111404545025 is 52054540411131.

13111404545025 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 140 + 4 + 5 + 4 + 502 + 5 = 666.

It is not a de Polignac number, because 13111404545025 - 2¹ = 13111404545023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13111404545023) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 11285550 + ... + 12392999.

It is an arithmetic number, because the mean of its divisors is an integer number (343528403400).

Almost surely, 2^{13111404545025} is an apocalyptic number.

13111404545025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13111404545025 is a deficient number, since it is larger than the sum of its proper divisors (11622640499775).

13111404545025 is a wasteful number, since it uses less digits than its factorization.

13111404545025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23678695 (or 23678687 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 13111404545025 its reverse (52054540411131), we get a palindrome (65165944956156).

The spelling of 13111404545025 in words is "thirteen trillion, one hundred eleven billion, four hundred four million, five hundred forty-five thousand, twenty-five".