550006535155 has 24 divisors (see below), whose sum is σ = 829100766816. Its totient is φ = 342861214080.

The previous prime is 550006535153. The next prime is 550006535161. The reversal of 550006535155 is 551535600055.

550006535155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 550006535155 - 2¹ = 550006535153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550006535153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64931602 + ... + 64940071.

It is an arithmetic number, because the mean of its divisors is an integer number (34545865284).

Almost surely, 2^550006535155 is an apocalyptic number.

550006535155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550006535155 is a deficient number, since it is larger than the sum of its proper divisors (279094231661).

550006535155 is a wasteful number, since it uses less digits than its factorization.

550006535155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129871707 (or 129871696 counting only the distinct ones).

The product of its (nonzero) digits is 281250, while the sum is 40.

The spelling of 550006535155 in words is "five hundred fifty billion, six million, five hundred thirty-five thousand, one hundred fifty-five".