340743703765 has 4 divisors (see below), whose sum is σ = 408892444524. Its totient is φ = 272594963008.

The previous prime is 340743703757. The next prime is 340743703801. The reversal of 340743703765 is 567307347043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 567307347043 = 91331 ⋅6211553.

It can be written as a sum of positive squares in 2 ways, for example, as 134829230481 + 205914473284 = 367191^2 + 453778^2 .

It is a cyclic number.

It is not a de Polignac number, because 340743703765 - 2³ = 340743703757 is a prime.

It is a super-2 number, since 2×340743703765² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34074370372 + ... + 34074370381.

It is an arithmetic number, because the mean of its divisors is an integer number (102223111131).

Almost surely, 2^340743703765 is an apocalyptic number.

It is an amenable number.

340743703765 is a deficient number, since it is larger than the sum of its proper divisors (68148740759).

340743703765 is an equidigital number, since it uses as much as digits as its factorization.

340743703765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68148740758.

The product of its (nonzero) digits is 4445280, while the sum is 49.

The spelling of 340743703765 in words is "three hundred forty billion, seven hundred forty-three million, seven hundred three thousand, seven hundred sixty-five".