550500238392 has 128 divisors (see below), whose sum is σ = 1525485696000. Its totient is φ = 164498480640.

The previous prime is 550500238373. The next prime is 550500238399. The reversal of 550500238392 is 293832005055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550500238399) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1320459 + ... + 1686597.

It is an arithmetic number, because the mean of its divisors is an integer number (11917857000).

Almost surely, 2^550500238392 is an apocalyptic number.

550500238392 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550500238392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (762742848000).

550500238392 is an abundant number, since it is smaller than the sum of its proper divisors (974985457608).

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

550500238392 is a wasteful number, since it uses less digits than its factorization.

550500238392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366301 (or 366297 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 550500238392 in words is "five hundred fifty billion, five hundred million, two hundred thirty-eight thousand, three hundred ninety-two".