545062650 has 144 divisors (see below), whose sum is σ = 1513965600. Its totient is φ = 129641600.

The previous prime is 545062607. The next prime is 545062657. The reversal of 545062650 is 56260545.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (545062657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1070596 + ... + 1071104.

It is an arithmetic number, because the mean of its divisors is an integer number (10513650).

Almost surely, 2^545062650 is an apocalyptic number.

545062650 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 545062650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (756982800).

545062650 is an abundant number, since it is smaller than the sum of its proper divisors (968902950).

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

545062650 is a wasteful number, since it uses less digits than its factorization.

545062650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605 (or 589 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 545062650 is about 23346.5768368727. The cubic root of 545062650 is about 816.8622151932.

The spelling of 545062650 in words is "five hundred forty-five million, sixty-two thousand, six hundred fifty".