550435153506 has 16 divisors (see below), whose sum is σ = 1258137493824. Its totient is φ = 157267186704.

The previous prime is 550435153493. The next prime is 550435153507. The reversal of 550435153506 is 605351534055.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 13105598893 = 550435153506 / (5 + 5 + 0 + 4 + 3 + 5 + 1 + 5 + 3 + 5 + 0 + 6).

It is not an unprimeable number, because it can be changed into a prime (550435153507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6552799405 + ... + 6552799488.

It is an arithmetic number, because the mean of its divisors is an integer number (78633593364).

Almost surely, 2^550435153506 is an apocalyptic number.

550435153506 is an abundant number, since it is smaller than the sum of its proper divisors (707702340318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550435153506 is a wasteful number, since it uses less digits than its factorization.

550435153506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13105598905.

The product of its (nonzero) digits is 675000, while the sum is 42.

The spelling of 550435153506 in words is "five hundred fifty billion, four hundred thirty-five million, one hundred fifty-three thousand, five hundred six".