312444403363 has 2 divisors, whose sum is σ = 312444403364. Its totient is φ = 312444403362.

The previous prime is 312444403309. The next prime is 312444403399. The reversal of 312444403363 is 363304444213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312444403363 - 2¹³ = 312444395171 is a prime.

It is a super-2 number, since 2×312444403363² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (312444403303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156222201681 + 156222201682.

It is an arithmetic number, because the mean of its divisors is an integer number (156222201682).

Almost surely, 2^312444403363 is an apocalyptic number.

312444403363 is a deficient number, since it is larger than the sum of its proper divisors (1).

312444403363 is an equidigital number, since it uses as much as digits as its factorization.

312444403363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 312444403363 its reverse (363304444213), we get a palindrome (675748847576).

The spelling of 312444403363 in words is "three hundred twelve billion, four hundred forty-four million, four hundred three thousand, three hundred sixty-three".