550426043450 has 48 divisors (see below), whose sum is σ = 1049895536760. Its totient is φ = 214568448000.

The previous prime is 550426043443. The next prime is 550426043471. The reversal of 550426043450 is 54340624055.

It can be written as a sum of positive squares in 12 ways, for example, as 112231030081 + 438195013369 = 335009^2 + 661963^2 .

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, 1759940 + ... + 2048960.

Almost surely, 2^550426043450 is an apocalyptic number.

550426043450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550426043450 is a deficient number, since it is larger than the sum of its proper divisors (499469493310).

550426043450 is a wasteful number, since it uses less digits than its factorization.

550426043450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290003 (or 289998 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 550426043450 in words is "five hundred fifty billion, four hundred twenty-six million, forty-three thousand, four hundred fifty".