201300643464 has 32 divisors (see below), whose sum is σ = 519485533440. Its totient is φ = 64935691200.

The previous prime is 201300643463. The next prime is 201300643507. The reversal of 201300643464 is 464346003102.

201300643464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (201300643463) 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 7 ways as a sum of consecutive naturals, for example, 135281947 + ... + 135283434.

It is an arithmetic number, because the mean of its divisors is an integer number (16233922920).

Almost surely, 2^201300643464 is an apocalyptic number.

201300643464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

201300643464 is an abundant number, since it is smaller than the sum of its proper divisors (318184889976).

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

201300643464 is a wasteful number, since it uses less digits than its factorization.

201300643464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270565421 (or 270565417 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 201300643464 its reverse (464346003102), we get a palindrome (665646646566).

The spelling of 201300643464 in words is "two hundred one billion, three hundred million, six hundred forty-three thousand, four hundred sixty-four".