20343653443014 has 32 divisors (see below), whose sum is σ = 44393805267840. Its totient is φ = 6163680648000.

The previous prime is 20343653442979. The next prime is 20343653443129. The reversal of 20343653443014 is 41034435634302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26184724 + ... + 26950455.

It is an arithmetic number, because the mean of its divisors is an integer number (1387306414620).

Almost surely, 2^{20343653443014} is an apocalyptic number.

20343653443014 is an abundant number, since it is smaller than the sum of its proper divisors (24050151824826).

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

20343653443014 is a wasteful number, since it uses less digits than its factorization.

20343653443014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53140996.

The product of its (nonzero) digits is 1244160, while the sum is 42.

The spelling of 20343653443014 in words is "twenty trillion, three hundred forty-three billion, six hundred fifty-three million, four hundred forty-three thousand, fourteen".