550505600061 has 4 divisors (see below), whose sum is σ = 734007466752. Its totient is φ = 367003733372.

The previous prime is 550505600033. The next prime is 550505600063. The reversal of 550505600061 is 160006505055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 550505600061 - 2³⁴ = 533325730877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 550505599995 and 550505600031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550505600063) 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, 91750933341 + ... + 91750933346.

It is an arithmetic number, because the mean of its divisors is an integer number (183501866688).

Almost surely, 2^550505600061 is an apocalyptic number.

It is an amenable number.

550505600061 is a deficient number, since it is larger than the sum of its proper divisors (183501866691).

550505600061 is a wasteful number, since it uses less digits than its factorization.

550505600061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183501866690.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 550505600061 in words is "five hundred fifty billion, five hundred five million, six hundred thousand, sixty-one".