343054400354 has 4 divisors (see below), whose sum is σ = 514581600534. Its totient is φ = 171527200176.

The previous prime is 343054400333. The next prime is 343054400357. The reversal of 343054400354 is 453004450343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 453004450343 = 8779 ⋅51600917.

It can be written as a sum of positive squares in only one way, i.e., 315083510329 + 27970890025 = 561323^2 + 167245^2 .

It is not an unprimeable number, because it can be changed into a prime (343054400357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85763600087 + ... + 85763600090.

Almost surely, 2^343054400354 is an apocalyptic number.

343054400354 is a deficient number, since it is larger than the sum of its proper divisors (171527200180).

343054400354 is a wasteful number, since it uses less digits than its factorization.

343054400354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171527200179.

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 343054400354 its reverse (453004450343), we get a palindrome (796058850697).

The spelling of 343054400354 in words is "three hundred forty-three billion, fifty-four million, four hundred thousand, three hundred fifty-four".