550616156105 has 4 divisors (see below), whose sum is σ = 660739387332. Its totient is φ = 440492924880.

The previous prime is 550616156099. The next prime is 550616156117. The reversal of 550616156105 is 501651616055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 501651616055 = 5 ⋅100330323211.

It can be written as a sum of positive squares in 2 ways, for example, as 93557680384 + 457058475721 = 305872^2 + 676061^2 .

It is not a de Polignac number, because 550616156105 - 2¹⁴ = 550616139721 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55061615606 + ... + 55061615615.

It is an arithmetic number, because the mean of its divisors is an integer number (165184846833).

Almost surely, 2^550616156105 is an apocalyptic number.

It is an amenable number.

550616156105 is a deficient number, since it is larger than the sum of its proper divisors (110123231227).

550616156105 is a wasteful number, since it uses less digits than its factorization.

550616156105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110123231226.

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 550616156105 in words is "five hundred fifty billion, six hundred sixteen million, one hundred fifty-six thousand, one hundred five".