340065313533661 has 32 divisors (see below), whose sum is σ = 360363774528000. Its totient is φ = 320239716572160.

The previous prime is 340065313533629. The next prime is 340065313533713. The reversal of 340065313533661 is 166335313560043.

It is not a de Polignac number, because 340065313533661 - 2⁵ = 340065313533629 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 (340065313503661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3260495265 + ... + 3260599561.

It is an arithmetic number, because the mean of its divisors is an integer number (11261367954000).

Almost surely, 2^{340065313533661} is an apocalyptic number.

It is an amenable number.

340065313533661 is a deficient number, since it is larger than the sum of its proper divisors (20298460994339).

340065313533661 is a wasteful number, since it uses less digits than its factorization.

340065313533661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107229.

The product of its (nonzero) digits is 5248800, while the sum is 49.

The spelling of 340065313533661 in words is "three hundred forty trillion, sixty-five billion, three hundred thirteen million, five hundred thirty-three thousand, six hundred sixty-one".