343915849305 has 96 divisors (see below), whose sum is σ = 704649553920. Its totient is φ = 151845995520.

The previous prime is 343915849297. The next prime is 343915849339. The reversal of 343915849305 is 503948519343.

It is not a de Polignac number, because 343915849305 - 2³ = 343915849297 is a prime.

It is a super-2 number, since 2×343915849305² (a number of 24 digits) contains 22 as substring.

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 95 ways as a sum of consecutive naturals, for example, 4935789 + ... + 5004981.

It is an arithmetic number, because the mean of its divisors is an integer number (7340099520).

Almost surely, 2^343915849305 is an apocalyptic number.

343915849305 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

343915849305 is an abundant number, since it is smaller than the sum of its proper divisors (360733704615).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343915849305 is a wasteful number, since it uses less digits than its factorization.

343915849305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69751 (or 69748 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 343915849305 in words is "three hundred forty-three billion, nine hundred fifteen million, eight hundred forty-nine thousand, three hundred five".