340313553681 has 16 divisors (see below), whose sum is σ = 467350296000. Its totient is φ = 220111397568.

The previous prime is 340313553637. The next prime is 340313553689. The reversal of 340313553681 is 186355313043.

It is not a de Polignac number, because 340313553681 - 2¹³ = 340313545489 is a prime.

It is a super-2 number, since 2×340313553681² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340313553689) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4353651 + ... + 4431128.

It is an arithmetic number, because the mean of its divisors is an integer number (29209393500).

Almost surely, 2^340313553681 is an apocalyptic number.

It is an amenable number.

340313553681 is a deficient number, since it is larger than the sum of its proper divisors (127036742319).

340313553681 is a wasteful number, since it uses less digits than its factorization.

340313553681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8785168.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 340313553681 in words is "three hundred forty billion, three hundred thirteen million, five hundred fifty-three thousand, six hundred eighty-one".