340709214879 has 36 divisors (see below), whose sum is σ = 566618960232. Its totient is φ = 195622495200.

The previous prime is 340709214869. The next prime is 340709214919. The reversal of 340709214879 is 978412907043.

340709214879 is a `hidden beast` number, since 3 + 4 + 0 + 70 + 92 + 1 + 487 + 9 = 666.

It is not a de Polignac number, because 340709214879 - 2⁹ = 340709214367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340709214869) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4730892 + ... + 4802369.

It is an arithmetic number, because the mean of its divisors is an integer number (15739415562).

Almost surely, 2^340709214879 is an apocalyptic number.

340709214879 is a deficient number, since it is larger than the sum of its proper divisors (225909745353).

340709214879 is a wasteful number, since it uses less digits than its factorization.

340709214879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9533316 (or 9533294 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 340709214879 in words is "three hundred forty billion, seven hundred nine million, two hundred fourteen thousand, eight hundred seventy-nine".