4320312140 has 24 divisors (see below), whose sum is σ = 9076749360. Its totient is φ = 1727345088.

The previous prime is 4320312133. The next prime is 4320312173. The reversal of 4320312140 is 412130234.

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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2222 + ... + 92981.

It is an arithmetic number, because the mean of its divisors is an integer number (378197890).

Almost surely, 2^4320312140 is an apocalyptic number.

It is an amenable number.

4320312140 is an abundant number, since it is smaller than the sum of its proper divisors (4756437220).

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

4320312140 is a wasteful number, since it uses less digits than its factorization.

4320312140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97481 (or 97479 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4320312140 is about 65729.0813871607. The cubic root of 4320312140 is about 1628.6897948601.

Adding to 4320312140 its reverse (412130234), we get a palindrome (4732442374).

The spelling of 4320312140 in words is "four billion, three hundred twenty million, three hundred twelve thousand, one hundred forty".