5550111100511 has 4 divisors (see below), whose sum is σ = 5552198395800. Its totient is φ = 5548023805224.

The previous prime is 5550111100477. The next prime is 5550111100553. The reversal of 5550111100511 is 1150011110555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5550111100511 - 2¹⁰ = 5550111099487 is a prime.

It is a super-2 number, since 2×5550111100511² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5550111100591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1043643656 + ... + 1043648973.

It is an arithmetic number, because the mean of its divisors is an integer number (1388049598950).

Almost surely, 2^{5550111100511} is an apocalyptic number.

5550111100511 is a deficient number, since it is larger than the sum of its proper divisors (2087295289).

5550111100511 is a wasteful number, since it uses less digits than its factorization.

5550111100511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087295288.

The product of its (nonzero) digits is 625, while the sum is 26.

The spelling of 5550111100511 in words is "five trillion, five hundred fifty billion, one hundred eleven million, one hundred thousand, five hundred eleven".