550916660737 has 4 divisors (see below), whose sum is σ = 579912274480. Its totient is φ = 521921046996.

The previous prime is 550916660729. The next prime is 550916660779. The reversal of 550916660737 is 737066619055.

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 550916660737 - 2³ = 550916660729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550916660237) 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, 14497806843 + ... + 14497806880.

It is an arithmetic number, because the mean of its divisors is an integer number (144978068620).

Almost surely, 2^550916660737 is an apocalyptic number.

It is an amenable number.

550916660737 is a deficient number, since it is larger than the sum of its proper divisors (28995613743).

550916660737 is a wasteful number, since it uses less digits than its factorization.

550916660737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28995613742.

The product of its (nonzero) digits is 7144200, while the sum is 55.

The spelling of 550916660737 in words is "five hundred fifty billion, nine hundred sixteen million, six hundred sixty thousand, seven hundred thirty-seven".