11777117654189 has 16 divisors (see below), whose sum is σ = 12601134982080. Its totient is φ = 10967818809600.

The previous prime is 11777117654179. The next prime is 11777117654213. The reversal of 11777117654189 is 98145671177711.

It is a cyclic number.

It is not a de Polignac number, because 11777117654189 - 2³⁶ = 11708398177453 is a prime.

It is a super-2 number, since 2×11777117654189² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11777117654179) 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, 661502 + ... + 4898144.

It is an arithmetic number, because the mean of its divisors is an integer number (787570936380).

Almost surely, 2^{11777117654189} is an apocalyptic number.

It is an amenable number.

11777117654189 is a deficient number, since it is larger than the sum of its proper divisors (824017327891).

11777117654189 is a wasteful number, since it uses less digits than its factorization.

11777117654189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4238380.

The product of its digits is 20744640, while the sum is 65.

The spelling of 11777117654189 in words is "eleven trillion, seven hundred seventy-seven billion, one hundred seventeen million, six hundred fifty-four thousand, one hundred eighty-nine".