340355565608 has 32 divisors (see below), whose sum is σ = 682671969000. Its totient is φ = 158516109312.

The previous prime is 340355565551. The next prime is 340355565623. The reversal of 340355565608 is 806565553043.

It can be written as a sum of positive squares in 4 ways, for example, as 339606886564 + 748679044 = 582758^2 + 27362^2 .

It is a super-2 number, since 2×340355565608² (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 7 ways as a sum of consecutive naturals, for example, 12886883 + ... + 12913266.

Almost surely, 2^340355565608 is an apocalyptic number.

It is an amenable number.

340355565608 is an abundant number, since it is smaller than the sum of its proper divisors (342316403392).

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

340355565608 is a wasteful number, since it uses less digits than its factorization.

340355565608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25800269 (or 25800265 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 50.

The spelling of 340355565608 in words is "three hundred forty billion, three hundred fifty-five million, five hundred sixty-five thousand, six hundred eight".