550142863800 has 96 divisors (see below), whose sum is σ = 1706525894400. Its totient is φ = 146611601280.

The previous prime is 550142863757. The next prime is 550142863889. The reversal of 550142863800 is 8368241055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 657057 + ... + 1237743.

It is an arithmetic number, because the mean of its divisors is an integer number (17776311400).

Almost surely, 2^550142863800 is an apocalyptic number.

550142863800 is a gapful number since it is divisible by the number (50) 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 550142863800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (853262947200).

550142863800 is an abundant number, since it is smaller than the sum of its proper divisors (1156383030600).

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

550142863800 is a wasteful number, since it uses less digits than its factorization.

550142863800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582285 (or 582276 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 550142863800 in words is "five hundred fifty billion, one hundred forty-two million, eight hundred sixty-three thousand, eight hundred".