5611172778395 has 16 divisors (see below), whose sum is σ = 6922835436960. Its totient is φ = 4362914018304.

The previous prime is 5611172778391. The next prime is 5611172778403. The reversal of 5611172778395 is 5938772711165.

It is a cyclic number.

It is not a de Polignac number, because 5611172778395 - 2² = 5611172778391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5611172778391) 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, 16152497 + ... + 16496226.

It is an arithmetic number, because the mean of its divisors is an integer number (432677214810).

Almost surely, 2^{5611172778395} is an apocalyptic number.

5611172778395 is a deficient number, since it is larger than the sum of its proper divisors (1311662658565).

5611172778395 is a wasteful number, since it uses less digits than its factorization.

5611172778395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32649694.

The product of its digits is 22226400, while the sum is 62.

The spelling of 5611172778395 in words is "five trillion, six hundred eleven billion, one hundred seventy-two million, seven hundred seventy-eight thousand, three hundred ninety-five".