550771557127 has 8 divisors (see below), whose sum is σ = 601304969232. Its totient is φ = 500315356800.

The previous prime is 550771557073. The next prime is 550771557131. The reversal of 550771557127 is 721755177055.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 550771557127 - 2¹⁹ = 550771032839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550771557187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19288024 + ... + 19316557.

It is an arithmetic number, because the mean of its divisors is an integer number (75163121154).

Almost surely, 2^550771557127 is an apocalyptic number.

550771557127 is a deficient number, since it is larger than the sum of its proper divisors (50533412105).

550771557127 is a wasteful number, since it uses less digits than its factorization.

550771557127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38605889.

The product of its (nonzero) digits is 3001250, while the sum is 52.

The spelling of 550771557127 in words is "five hundred fifty billion, seven hundred seventy-one million, five hundred fifty-seven thousand, one hundred twenty-seven".