5450266566 has 48 divisors (see below), whose sum is σ = 11906144640. Its totient is φ = 1801860480.

The previous prime is 5450266543. The next prime is 5450266567. The reversal of 5450266566 is 6656620545.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5450266567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1125771 + ... + 1130601.

It is an arithmetic number, because the mean of its divisors is an integer number (248044680).

Almost surely, 2^5450266566 is an apocalyptic number.

5450266566 is an abundant number, since it is smaller than the sum of its proper divisors (6455878074).

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

5450266566 is a wasteful number, since it uses less digits than its factorization.

5450266566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5341 (or 5338 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The square root of 5450266566 is about 73825.9206918546. The cubic root of 5450266566 is about 1759.8375545232.

The spelling of 5450266566 in words is "five billion, four hundred fifty million, two hundred sixty-six thousand, five hundred sixty-six".