312040543113 has 96 divisors (see below), whose sum is σ = 498430033920. Its totient is φ = 186950332800.

The previous prime is 312040543099. The next prime is 312040543121. The reversal of 312040543113 is 311345040213.

It is a happy number.

312040543113 is a `hidden beast` number, since 3 + 1 + 2 + 0 + 4 + 0 + 543 + 113 = 666.

It is not a de Polignac number, because 312040543113 - 2²⁴ = 312023765897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312040543613) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 282901120 + ... + 282902222.

It is an arithmetic number, because the mean of its divisors is an integer number (5191979520).

Almost surely, 2^312040543113 is an apocalyptic number.

It is an amenable number.

312040543113 is a deficient number, since it is larger than the sum of its proper divisors (186389490807).

312040543113 is a wasteful number, since it uses less digits than its factorization.

312040543113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579 (or 1576 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 312040543113 its reverse (311345040213), we get a palindrome (623385583326).

The spelling of 312040543113 in words is "three hundred twelve billion, forty million, five hundred forty-three thousand, one hundred thirteen".