4542005000 has 80 divisors (see below), whose sum is σ = 11460690780. Its totient is φ = 1677024000.

The previous prime is 4542004979. The next prime is 4542005023. The reversal of 4542005000 is 5002454.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 2359433476 + 2182571524 = 48574^2 + 46718^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30062 + ... + 99938.

Almost surely, 2^4542005000 is an apocalyptic number.

4542005000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4542005000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5730345390).

4542005000 is an abundant number, since it is smaller than the sum of its proper divisors (6918685780).

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

4542005000 is a wasteful number, since it uses less digits than its factorization.

4542005000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69916 (or 69897 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 4542005000 is about 67394.3988770580. The cubic root of 4542005000 is about 1656.0846660641.

Adding to 4542005000 its reverse (5002454), we get a palindrome (4547007454).

The spelling of 4542005000 in words is "four billion, five hundred forty-two million, five thousand".