340216670643 has 16 divisors (see below), whose sum is σ = 454566014976. Its totient is φ = 226339545600.

The previous prime is 340216670639. The next prime is 340216670663. The reversal of 340216670643 is 346076612043.

It is not a de Polignac number, because 340216670643 - 2² = 340216670639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340216670595 and 340216670604.

It is not an unprimeable number, because it can be changed into a prime (340216670663) 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, 4300243 + ... + 4378643.

It is an arithmetic number, because the mean of its divisors is an integer number (28410375936).

Almost surely, 2^340216670643 is an apocalyptic number.

340216670643 is a deficient number, since it is larger than the sum of its proper divisors (114349344333).

340216670643 is a wasteful number, since it uses less digits than its factorization.

340216670643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81394.

The product of its (nonzero) digits is 435456, while the sum is 42.

The spelling of 340216670643 in words is "three hundred forty billion, two hundred sixteen million, six hundred seventy thousand, six hundred forty-three".