550554511400 has 48 divisors (see below), whose sum is σ = 1281341872800. Its totient is φ = 219997695680.

The previous prime is 550554511399. The next prime is 550554511447. The reversal of 550554511400 is 4115455055.

It is a super-2 number, since 2×550554511400² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1203590 + ... + 1596789.

It is an arithmetic number, because the mean of its divisors is an integer number (26694622350).

Almost surely, 2^550554511400 is an apocalyptic number.

550554511400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

550554511400 is an abundant number, since it is smaller than the sum of its proper divisors (730787361400).

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

550554511400 is a wasteful number, since it uses less digits than its factorization.

550554511400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2801378 (or 2801369 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 35.

Adding to 550554511400 its reverse (4115455055), we get a palindrome (554669966455).

The spelling of 550554511400 in words is "five hundred fifty billion, five hundred fifty-four million, five hundred eleven thousand, four hundred".