3550054400 has 72 divisors (see below), whose sum is σ = 8802112410. Its totient is φ = 1420001280.

The previous prime is 3550054399. The next prime is 3550054421. The reversal of 3550054400 is 44500553.

It can be written as a sum of positive squares in 3 ways, for example, as 2651014144 + 899040256 = 51488^2 + 29984^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3550054400.

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 5 ways as a sum of consecutive naturals, for example, 16532 + ... + 85868.

Almost surely, 2^3550054400 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 3550054400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4401056205).

3550054400 is an abundant number, since it is smaller than the sum of its proper divisors (5252058010).

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

3550054400 is an equidigital number, since it uses as much as digits as its factorization.

3550054400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69369 (or 69344 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 3550054400 is about 59582.3329519750. The cubic root of 3550054400 is about 1525.4980940363.

Adding to 3550054400 its reverse (44500553), we get a palindrome (3594554953).

The spelling of 3550054400 in words is "three billion, five hundred fifty million, fifty-four thousand, four hundred".