5205400312 has 32 divisors (see below), whose sum is σ = 11225495520. Its totient is φ = 2216672640.

The previous prime is 5205400283. The next prime is 5205400313. The reversal of 5205400312 is 2130045025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5205400313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287239 + ... + 304822.

It is an arithmetic number, because the mean of its divisors is an integer number (350796735).

Almost surely, 2^5205400312 is an apocalyptic number.

It is an amenable number.

5205400312 is an abundant number, since it is smaller than the sum of its proper divisors (6020095208).

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

5205400312 is a wasteful number, since it uses less digits than its factorization.

5205400312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592231 (or 592227 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 5205400312 is about 72148.4602191897. The cubic root of 5205400312 is about 1733.0777418332.

Adding to 5205400312 its reverse (2130045025), we get a palindrome (7335445337).

The spelling of 5205400312 in words is "five billion, two hundred five million, four hundred thousand, three hundred twelve".