20343590835 has 16 divisors (see below), whose sum is σ = 32552970144. Its totient is φ = 10848840192.

The previous prime is 20343590797. The next prime is 20343590849. The reversal of 20343590835 is 53809534302.

It is not a de Polignac number, because 20343590835 - 2¹⁶ = 20343525299 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 103209 + ... + 226581.

It is an arithmetic number, because the mean of its divisors is an integer number (2034560634).

Almost surely, 2^20343590835 is an apocalyptic number.

20343590835 is a deficient number, since it is larger than the sum of its proper divisors (12209379309).

20343590835 is a wasteful number, since it uses less digits than its factorization.

20343590835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134374.

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

The spelling of 20343590835 in words is "twenty billion, three hundred forty-three million, five hundred ninety thousand, eight hundred thirty-five".