550330444450 has 12 divisors (see below), whose sum is σ = 1023614626770. Its totient is φ = 220132177760.

The previous prime is 550330444379. The next prime is 550330444463. The reversal of 550330444450 is 54444033055.

It can be written as a sum of positive squares in 3 ways, for example, as 516833025921 + 33497418529 = 718911^2 + 183023^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5503304395 + ... + 5503304494.

Almost surely, 2^550330444450 is an apocalyptic number.

550330444450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550330444450 is a deficient number, since it is larger than the sum of its proper divisors (473284182320).

550330444450 is a wasteful number, since it uses less digits than its factorization.

550330444450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11006608901 (or 11006608896 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 37.

The spelling of 550330444450 in words is "five hundred fifty billion, three hundred thirty million, four hundred forty-four thousand, four hundred fifty".