5511611151117 has 12 divisors (see below), whose sum is σ = 7961356282620. Its totient is φ = 3674342737728.

The previous prime is 5511611151103. The next prime is 5511611151133. The reversal of 5511611151117 is 7111511161155.

5511611151117 is a `hidden beast` number, since 5 + 5 + 1 + 1 + 611 + 15 + 11 + 17 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3159111657321 + 2352499493796 = 1777389^2 + 1533786^2 .

It is not a de Polignac number, because 5511611151117 - 2⁷ = 5511611150989 is a prime.

It is a super-2 number, since 2×5511611151117² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5511611151157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4848942 + ... + 5876687.

It is an arithmetic number, because the mean of its divisors is an integer number (663446356885).

Almost surely, 2^{5511611151117} is an apocalyptic number.

It is an amenable number.

5511611151117 is a deficient number, since it is larger than the sum of its proper divisors (2449745131503).

5511611151117 is a wasteful number, since it uses less digits than its factorization.

5511611151117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10782732 (or 10782729 counting only the distinct ones).

The product of its digits is 5250, while the sum is 36.

The spelling of 5511611151117 in words is "five trillion, five hundred eleven billion, six hundred eleven million, one hundred fifty-one thousand, one hundred seventeen".