11611005025051 has 16 divisors (see below), whose sum is σ = 12446546269248. Its totient is φ = 10803180643200.

The previous prime is 11611005025043. The next prime is 11611005025099. The reversal of 11611005025051 is 15052050011611.

It is a cyclic number.

It is not a de Polignac number, because 11611005025051 - 2³ = 11611005025043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11611005025951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1466281 + ... + 5037061.

It is an arithmetic number, because the mean of its divisors is an integer number (777909141828).

Almost surely, 2^{11611005025051} is an apocalyptic number.

11611005025051 is a deficient number, since it is larger than the sum of its proper divisors (835541244197).

11611005025051 is a wasteful number, since it uses less digits than its factorization.

11611005025051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3574662.

The product of its (nonzero) digits is 1500, while the sum is 28.

Adding to 11611005025051 its reverse (15052050011611), we get a palindrome (26663055036662).

The spelling of 11611005025051 in words is "eleven trillion, six hundred eleven billion, five million, twenty-five thousand, fifty-one".