343421350402 has 64 divisors (see below), whose sum is σ = 589452280704. Its totient is φ = 148655969280.

The previous prime is 343421350343. The next prime is 343421350411. The reversal of 343421350402 is 204053124343.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 283116748 + ... + 283117960.

It is an arithmetic number, because the mean of its divisors is an integer number (9210191886).

Almost surely, 2^343421350402 is an apocalyptic number.

343421350402 is a deficient number, since it is larger than the sum of its proper divisors (246030930302).

343421350402 is a wasteful number, since it uses less digits than its factorization.

343421350402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 343421350402 its reverse (204053124343), we get a palindrome (547474474745).

The spelling of 343421350402 in words is "three hundred forty-three billion, four hundred twenty-one million, three hundred fifty thousand, four hundred two".