341405440243661 has 4 divisors (see below), whose sum is σ = 341596489736352. Its totient is φ = 341214390750972.

The previous prime is 341405440243627. The next prime is 341405440243663. The reversal of 341405440243661 is 166342044504143.

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 a cyclic number.

It is not a de Polignac number, because 341405440243661 - 2⁴² = 337007393732557 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 (341405440243663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95524743665 + ... + 95524747238.

It is an arithmetic number, because the mean of its divisors is an integer number (85399122434088).

Almost surely, 2^{341405440243661} is an apocalyptic number.

It is an amenable number.

341405440243661 is a deficient number, since it is larger than the sum of its proper divisors (191049492691).

341405440243661 is a wasteful number, since it uses less digits than its factorization.

341405440243661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191049492690.

The product of its (nonzero) digits is 3317760, while the sum is 47.

The spelling of 341405440243661 in words is "three hundred forty-one trillion, four hundred five billion, four hundred forty million, two hundred forty-three thousand, six hundred sixty-one".