45454550500 has 24 divisors (see below), whose sum is σ = 99272739384.
Its totient is φ = 18181820000.
The previous prime is 45454550483. The next prime is 45454550501. The reversal of 45454550500 is 505545454.
45454550500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 2341011456 + 43113539044 = 48384^2 + 207638^2
It is a super-2 number, since 2×454545505002 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 45454550500.
It is not an unprimeable number, because it can be changed into a prime (45454550501) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45454051 + ... + 45455050.
It is an arithmetic number, because the mean of its divisors is an integer number (4136364141).
Almost surely, 245454550500 is an apocalyptic number.
It is an amenable number.
45454550500 is an abundant number, since it is smaller than the sum of its proper divisors (53818188884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45454550500 is a wasteful number, since it uses less digits than its factorization.
45454550500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90909120 (or 90909108 counting only the distinct ones).
The product of its (nonzero) digits is 200000, while the sum is 37.
The spelling of 45454550500 in words is "forty-five billion, four hundred fifty-four million, five hundred fifty thousand, five hundred".