11601820218057 has 8 divisors (see below), whose sum is σ = 15530723480160. Its totient is φ = 7703731884000.

The previous prime is 11601820218019. The next prime is 11601820218083. The reversal of 11601820218057 is 75081202810611.

11601820218057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11601820218057 - 2³⁴ = 11584640348873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11601820216057) 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, 7703731132 + ... + 7703732637.

It is an arithmetic number, because the mean of its divisors is an integer number (1941340435020).

Almost surely, 2^{11601820218057} is an apocalyptic number.

It is an amenable number.

11601820218057 is a deficient number, since it is larger than the sum of its proper divisors (3928903262103).

11601820218057 is a wasteful number, since it uses less digits than its factorization.

11601820218057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15407464023.

The product of its (nonzero) digits is 53760, while the sum is 42.

The spelling of 11601820218057 in words is "eleven trillion, six hundred one billion, eight hundred twenty million, two hundred eighteen thousand, fifty-seven".