5403266550 has 288 divisors, whose sum is σ = 16919809920. Its totient is φ = 1222387200.

The previous prime is 5403266537. The next prime is 5403266567. The reversal of 5403266550 is 556623045.

It is a happy number.

5403266550 is a `hidden beast` number, since 5 + 40 + 3 + 2 + 66 + 550 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 6865257 + ... + 6866043.

It is an arithmetic number, because the mean of its divisors is an integer number (58749340).

Almost surely, 2^5403266550 is an apocalyptic number.

5403266550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5403266550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8459904960).

5403266550 is an abundant number, since it is smaller than the sum of its proper divisors (11516543370).

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

5403266550 is a wasteful number, since it uses less digits than its factorization.

5403266550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908 (or 900 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 5403266550 is about 73506.9149808370. The cubic root of 5403266550 is about 1754.7643290331.

Adding to 5403266550 its reverse (556623045), we get a palindrome (5959889595).

It can be divided in two parts, 5403 and 266550, that added together give a triangular number (271953 = T₇₃₇).

The spelling of 5403266550 in words is "five billion, four hundred three million, two hundred sixty-six thousand, five hundred fifty".