4512513140220 has 24 divisors (see below), whose sum is σ = 12635036792784. Its totient is φ = 1203336837376.

The previous prime is 4512513140203. The next prime is 4512513140227. The reversal of 4512513140220 is 220413152154.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4512513140227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37604276109 + ... + 37604276228.

It is an arithmetic number, because the mean of its divisors is an integer number (526459866366).

Almost surely, 2^{4512513140220} is an apocalyptic number.

It is an amenable number.

4512513140220 is an abundant number, since it is smaller than the sum of its proper divisors (8122523652564).

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

4512513140220 is a wasteful number, since it uses less digits than its factorization.

4512513140220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75208552349 (or 75208552347 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 4512513140220 its reverse (220413152154), we get a palindrome (4732926292374).

The spelling of 4512513140220 in words is "four trillion, five hundred twelve billion, five hundred thirteen million, one hundred forty thousand, two hundred twenty".