340661202166043 has 12 divisors (see below), whose sum is σ = 375488808715440. Its totient is φ = 308829350113680.

The previous prime is 340661202165983. The next prime is 340661202166049.

340661202166043 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 340661202166043 - 2¹⁰ = 340661202165019 is a prime.

It is a super-2 number, since 2×340661202166043² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340661202165985 and 340661202166003.

It is not an unprimeable number, because it can be changed into a prime (340661202166049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3921101180 + ... + 3921188057.

It is an arithmetic number, because the mean of its divisors is an integer number (31290734059620).

Almost surely, 2^{340661202166043} is an apocalyptic number.

340661202166043 is a deficient number, since it is larger than the sum of its proper divisors (34827606549397).

340661202166043 is a wasteful number, since it uses less digits than its factorization.

340661202166043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7842289618 (or 7842289607 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 340661202166043 in words is "three hundred forty trillion, six hundred sixty-one billion, two hundred two million, one hundred sixty-six thousand, forty-three".