5510111040215 has 4 divisors (see below), whose sum is σ = 6612133248264. Its totient is φ = 4408088832168.

The previous prime is 5510111040211. The next prime is 5510111040223. The reversal of 5510111040215 is 5120401110155.

It is a happy number.

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 5510111040215 - 2² = 5510111040211 is a prime.

It is a super-2 number, since 2×5510111040215² (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 (5510111040211) 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, 551011104017 + ... + 551011104026.

It is an arithmetic number, because the mean of its divisors is an integer number (1653033312066).

Almost surely, 2^{5510111040215} is an apocalyptic number.

5510111040215 is a deficient number, since it is larger than the sum of its proper divisors (1102022208049).

5510111040215 is a wasteful number, since it uses less digits than its factorization.

5510111040215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102022208048.

The product of its (nonzero) digits is 1000, while the sum is 26.

The spelling of 5510111040215 in words is "five trillion, five hundred ten billion, one hundred eleven million, forty thousand, two hundred fifteen".