5511511610165 has 8 divisors (see below), whose sum is σ = 7215069744288. Its totient is φ = 4008372080080.

The previous prime is 5511511610153. The next prime is 5511511610197. The reversal of 5511511610165 is 5610161151155.

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

It is not a de Polignac number, because 5511511610165 - 2⁸ = 5511511609909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50104650947 + ... + 50104651056.

It is an arithmetic number, because the mean of its divisors is an integer number (901883718036).

Almost surely, 2^{5511511610165} is an apocalyptic number.

5511511610165 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5511511610165 is a deficient number, since it is larger than the sum of its proper divisors (1703558134123).

5511511610165 is a wasteful number, since it uses less digits than its factorization.

5511511610165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100209302019.

The product of its (nonzero) digits is 22500, while the sum is 38.

The spelling of 5511511610165 in words is "five trillion, five hundred eleven billion, five hundred eleven million, six hundred ten thousand, one hundred sixty-five".