550040306784 has 96 divisors (see below), whose sum is σ = 1464238145664. Its totient is φ = 180767569920.

The previous prime is 550040306743. The next prime is 550040306807. The reversal of 550040306784 is 487603040055.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3841992 + ... + 3982584.

It is an arithmetic number, because the mean of its divisors is an integer number (15252480684).

Almost surely, 2^550040306784 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550040306784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (732119072832).

550040306784 is an abundant number, since it is smaller than the sum of its proper divisors (914197838880).

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

550040306784 is a wasteful number, since it uses less digits than its factorization.

550040306784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141180 (or 141172 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 550040306784 in words is "five hundred fifty billion, forty million, three hundred six thousand, seven hundred eighty-four".