312239490033 has 4 divisors (see below), whose sum is σ = 416319320048. Its totient is φ = 208159660020.

The previous prime is 312239490019. The next prime is 312239490037. The reversal of 312239490033 is 330094932213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 312239490033 - 2¹⁸ = 312239227889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 312239489973 and 312239490000.

It is not an unprimeable number, because it can be changed into a prime (312239490037) 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 3 ways as a sum of consecutive naturals, for example, 52039915003 + ... + 52039915008.

It is an arithmetic number, because the mean of its divisors is an integer number (104079830012).

Almost surely, 2^312239490033 is an apocalyptic number.

It is an amenable number.

312239490033 is a deficient number, since it is larger than the sum of its proper divisors (104079830015).

312239490033 is a wasteful number, since it uses less digits than its factorization.

312239490033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104079830014.

The product of its (nonzero) digits is 104976, while the sum is 39.

The spelling of 312239490033 in words is "three hundred twelve billion, two hundred thirty-nine million, four hundred ninety thousand, thirty-three".