343357304477 has 4 divisors (see below), whose sum is σ = 374571604896. Its totient is φ = 312143004060.

The previous prime is 343357304467. The next prime is 343357304491. The reversal of 343357304477 is 774403753343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 343357304477 - 2⁸ = 343357304221 is a prime.

It is a super-2 number, since 2×343357304477² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343357304467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15607150193 + ... + 15607150214.

It is an arithmetic number, because the mean of its divisors is an integer number (93642901224).

Almost surely, 2^343357304477 is an apocalyptic number.

It is an amenable number.

343357304477 is a deficient number, since it is larger than the sum of its proper divisors (31214300419).

343357304477 is a wasteful number, since it uses less digits than its factorization.

343357304477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31214300418.

The product of its (nonzero) digits is 8890560, while the sum is 50.

The spelling of 343357304477 in words is "three hundred forty-three billion, three hundred fifty-seven million, three hundred four thousand, four hundred seventy-seven".