11127217677661 has 8 divisors (see below), whose sum is σ = 12161816665344. Its totient is φ = 10134847220160.

The previous prime is 11127217677637. The next prime is 11127217677691. The reversal of 11127217677661 is 16677671272111.

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

It is a cyclic number.

It is not a de Polignac number, because 11127217677661 - 2²⁵ = 11127184123229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11127217677691) 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, 10557131995 + ... + 10557133048.

It is an arithmetic number, because the mean of its divisors is an integer number (1520227083168).

Almost surely, 2^{11127217677661} is an apocalyptic number.

It is an amenable number.

11127217677661 is a deficient number, since it is larger than the sum of its proper divisors (1034598987683).

11127217677661 is a wasteful number, since it uses less digits than its factorization.

11127217677661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21114265091.

The product of its digits is 2074464, while the sum is 55.

The spelling of 11127217677661 in words is "eleven trillion, one hundred twenty-seven billion, two hundred seventeen million, six hundred seventy-seven thousand, six hundred sixty-one".