202340443424 has 24 divisors (see below), whose sum is σ = 455265998208. Its totient is φ = 86717332800.

The previous prime is 202340443423. The next prime is 202340443429. The reversal of 202340443424 is 424344043202.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (202340443423) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 451652552 + ... + 451652999.

It is an arithmetic number, because the mean of its divisors is an integer number (18969416592).

Almost surely, 2^202340443424 is an apocalyptic number.

It is an amenable number.

202340443424 is an abundant number, since it is smaller than the sum of its proper divisors (252925554784).

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

202340443424 is an equidigital number, since it uses as much as digits as its factorization.

202340443424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903305568 (or 903305560 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 202340443424 its reverse (424344043202), we get a palindrome (626684486626).

The spelling of 202340443424 in words is "two hundred two billion, three hundred forty million, four hundred forty-three thousand, four hundred twenty-four".