5511100611005 has 32 divisors (see below), whose sum is σ = 7601683420800. Its totient is φ = 3793402195200.

The previous prime is 5511100610969. The next prime is 5511100611007. The reversal of 5511100611005 is 5001160011155.

It is a de Polignac number, because none of the positive numbers 2^k-5511100611005 is a prime.

It is a super-2 number, since 2×5511100611005² (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 (5511100611007) 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, 1515710 + ... + 3649599.

It is an arithmetic number, because the mean of its divisors is an integer number (237552606900).

Almost surely, 2^{5511100611005} is an apocalyptic number.

5511100611005 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5511100611005 is a deficient number, since it is larger than the sum of its proper divisors (2090582809795).

5511100611005 is a wasteful number, since it uses less digits than its factorization.

5511100611005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5166365.

The product of its (nonzero) digits is 750, while the sum is 26.

The spelling of 5511100611005 in words is "five trillion, five hundred eleven billion, one hundred million, six hundred eleven thousand, five".