550142020302 has 128 divisors (see below), whose sum is σ = 1328854450176. Its totient is φ = 148444488192.

The previous prime is 550142020291. The next prime is 550142020319. The reversal of 550142020302 is 203020241055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28698973 + ... + 28718135.

It is an arithmetic number, because the mean of its divisors is an integer number (10381675392).

Almost surely, 2^550142020302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550142020302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (664427225088).

550142020302 is an abundant number, since it is smaller than the sum of its proper divisors (778712429874).

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

550142020302 is a wasteful number, since it uses less digits than its factorization.

550142020302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19574.

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 550142020302 its reverse (203020241055), we get a palindrome (753162261357).

The spelling of 550142020302 in words is "five hundred fifty billion, one hundred forty-two million, twenty thousand, three hundred two".