4545140500 has 48 divisors (see below), whose sum is σ = 10089385488. Its totient is φ = 1788240000.

The previous prime is 4545140459. The next prime is 4545140503. The reversal of 4545140500 is 50415454.

It can be written as a sum of positive squares in 8 ways, for example, as 1153009936 + 3392130564 = 33956^2 + 58242^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545140503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44011 + ... + 105010.

It is an arithmetic number, because the mean of its divisors is an integer number (210195531).

Almost surely, 2^4545140500 is an apocalyptic number.

It is an amenable number.

4545140500 is an abundant number, since it is smaller than the sum of its proper divisors (5544244988).

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

4545140500 is a wasteful number, since it uses less digits than its factorization.

4545140500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149101 (or 149089 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 4545140500 is about 67417.6571826699. The cubic root of 4545140500 is about 1656.4656621984.

Adding to 4545140500 its reverse (50415454), we get a palindrome (4595555954).

The spelling of 4545140500 in words is "four billion, five hundred forty-five million, one hundred forty thousand, five hundred".