340285888403 has 2 divisors, whose sum is σ = 340285888404. Its totient is φ = 340285888402.

The previous prime is 340285888363. The next prime is 340285888409. The reversal of 340285888403 is 304888582043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340285888403 - 2¹² = 340285884307 is a prime.

It is not a weakly prime, because it can be changed into another prime (340285888409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170142944201 + 170142944202.

It is an arithmetic number, because the mean of its divisors is an integer number (170142944202).

Almost surely, 2^340285888403 is an apocalyptic number.

340285888403 is a deficient number, since it is larger than the sum of its proper divisors (1).

340285888403 is an equidigital number, since it uses as much as digits as its factorization.

340285888403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5898240, while the sum is 53.

The spelling of 340285888403 in words is "three hundred forty billion, two hundred eighty-five million, eight hundred eighty-eight thousand, four hundred three".