340840261801 has 16 divisors (see below), whose sum is σ = 369291666688. Its totient is φ = 312711840000.

The previous prime is 340840261763. The next prime is 340840261843. The reversal of 340840261801 is 108162048043.

It is a cyclic number.

It is not a de Polignac number, because 340840261801 - 2²⁷ = 340706044073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340840261871) 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, 1977265 + ... + 2142721.

It is an arithmetic number, because the mean of its divisors is an integer number (23080729168).

Almost surely, 2^340840261801 is an apocalyptic number.

It is an amenable number.

340840261801 is a deficient number, since it is larger than the sum of its proper divisors (28451404887).

340840261801 is a wasteful number, since it uses less digits than its factorization.

340840261801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166432.

The product of its (nonzero) digits is 36864, while the sum is 37.

The spelling of 340840261801 in words is "three hundred forty billion, eight hundred forty million, two hundred sixty-one thousand, eight hundred one".