343401302424421 has 8 divisors (see below), whose sum is σ = 343438513612064. Its totient is φ = 343364091990480.

The previous prime is 343401302424403. The next prime is 343401302424443. The reversal of 343401302424421 is 124424203104343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343401302424421 - 2⁷ = 343401302424293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343401302424221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1756493551 + ... + 1756689043.

It is an arithmetic number, because the mean of its divisors is an integer number (42929814201508).

Almost surely, 2^{343401302424421} is an apocalyptic number.

It is an amenable number.

343401302424421 is a deficient number, since it is larger than the sum of its proper divisors (37211187643).

343401302424421 is a wasteful number, since it uses less digits than its factorization.

343401302424421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376851.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 343401302424421 its reverse (124424203104343), we get a palindrome (467825505528764).

The spelling of 343401302424421 in words is "three hundred forty-three trillion, four hundred one billion, three hundred two million, four hundred twenty-four thousand, four hundred twenty-one".