343421793279 has 16 divisors (see below), whose sum is σ = 509024106240. Its totient is φ = 228834876600.

The previous prime is 343421793227. The next prime is 343421793289. The reversal of 343421793279 is 972397124343.

343421793279 is a `hidden beast` number, since 3 + 434 + 2 + 179 + 32 + 7 + 9 = 666.

It is not a de Polignac number, because 343421793279 - 2⁸ = 343421793023 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343421793289) 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, 3082747 + ... + 3192204.

It is an arithmetic number, because the mean of its divisors is an integer number (31814006640).

Almost surely, 2^343421793279 is an apocalyptic number.

343421793279 is a deficient number, since it is larger than the sum of its proper divisors (165602312961).

343421793279 is a wasteful number, since it uses less digits than its factorization.

343421793279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6276987 (or 6276981 counting only the distinct ones).

The product of its digits is 6858432, while the sum is 54.

The spelling of 343421793279 in words is "three hundred forty-three billion, four hundred twenty-one million, seven hundred ninety-three thousand, two hundred seventy-nine".