550116111655 has 8 divisors (see below), whose sum is σ = 720152000784. Its totient is φ = 400084444800.

The previous prime is 550116111637. The next prime is 550116111673. The reversal of 550116111655 is 556111611055.

It is an interprime number because it is at equal distance from previous prime (550116111637) and next prime (550116111673).

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

It is not a de Polignac number, because 550116111655 - 2⁹ = 550116111143 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, 5001055506 + ... + 5001055615.

It is an arithmetic number, because the mean of its divisors is an integer number (90019000098).

Almost surely, 2^550116111655 is an apocalyptic number.

550116111655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550116111655 is a deficient number, since it is larger than the sum of its proper divisors (170035889129).

550116111655 is a wasteful number, since it uses less digits than its factorization.

550116111655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10002111137.

The product of its (nonzero) digits is 22500, while the sum is 37.

The spelling of 550116111655 in words is "five hundred fifty billion, one hundred sixteen million, one hundred eleven thousand, six hundred fifty-five".