5550505049977 has 4 divisors (see below), whose sum is σ = 5617378604880. Its totient is φ = 5483631495076.

The previous prime is 5550505049953. The next prime is 5550505049989. The reversal of 5550505049977 is 7799405050555.

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 a de Polignac number, because none of the positive numbers 2^k-5550505049977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5550505049917) 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, 33436777327 + ... + 33436777492.

It is an arithmetic number, because the mean of its divisors is an integer number (1404344651220).

Almost surely, 2^{5550505049977} is an apocalyptic number.

It is an amenable number.

5550505049977 is a deficient number, since it is larger than the sum of its proper divisors (66873554903).

5550505049977 is an equidigital number, since it uses as much as digits as its factorization.

5550505049977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66873554902.

The product of its (nonzero) digits is 49612500, while the sum is 61.

The spelling of 5550505049977 in words is "five trillion, five hundred fifty billion, five hundred five million, forty-nine thousand, nine hundred seventy-seven".