340500868947 has 12 divisors (see below), whose sum is σ = 496346833840. Its totient is φ = 224918004528.

The previous prime is 340500868931. The next prime is 340500868987. The reversal of 340500868947 is 749868005043.

340500868947 is a `hidden beast` number, since 3 + 40 + 500 + 8 + 6 + 8 + 94 + 7 = 666.

It is not a de Polignac number, because 340500868947 - 2⁴ = 340500868931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340500868893 and 340500868902.

It is not an unprimeable number, because it can be changed into a prime (340500868927) 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, 173546863 + ... + 173548824.

Almost surely, 2^340500868947 is an apocalyptic number.

340500868947 is a deficient number, since it is larger than the sum of its proper divisors (155845964893).

340500868947 is a wasteful number, since it uses less digits than its factorization.

340500868947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347095802 (or 347095799 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 340500868947 in words is "three hundred forty billion, five hundred million, eight hundred sixty-eight thousand, nine hundred forty-seven".