340105644463 has 16 divisors (see below), whose sum is σ = 390826317280. Its totient is φ = 293346054144.

The previous prime is 340105644449. The next prime is 340105644481. The reversal of 340105644463 is 364446501043.

It is not a de Polignac number, because 340105644463 - 2³³ = 331515709871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340105644863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9413106 + ... + 9449167.

It is an arithmetic number, because the mean of its divisors is an integer number (24426644830).

Almost surely, 2^340105644463 is an apocalyptic number.

340105644463 is a deficient number, since it is larger than the sum of its proper divisors (50720672817).

340105644463 is a wasteful number, since it uses less digits than its factorization.

340105644463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18862378.

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 340105644463 in words is "three hundred forty billion, one hundred five million, six hundred forty-four thousand, four hundred sixty-three".