5611178388897 has 32 divisors (see below), whose sum is σ = 8861139968000. Its totient is φ = 3499042594320.

The previous prime is 5611178388889. The next prime is 5611178388899. The reversal of 5611178388897 is 7988838711165.

5611178388897 is a `hidden beast` number, since 56 + 1 + 117 + 8 + 388 + 89 + 7 = 666.

It is not a de Polignac number, because 5611178388897 - 2³ = 5611178388889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5611178388899) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69187129 + ... + 69268182.

It is an arithmetic number, because the mean of its divisors is an integer number (276910624000).

Almost surely, 2^{5611178388897} is an apocalyptic number.

5611178388897 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

5611178388897 is a deficient number, since it is larger than the sum of its proper divisors (3249961579103).

5611178388897 is a wasteful number, since it uses less digits than its factorization.

5611178388897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138455418 (or 138455412 counting only the distinct ones).

The product of its digits is 162570240, while the sum is 72.

The spelling of 5611178388897 in words is "five trillion, six hundred eleven billion, one hundred seventy-eight million, three hundred eighty-eight thousand, eight hundred ninety-seven".