20243244880135 has 16 divisors (see below), whose sum is σ = 25416020481984. Its totient is φ = 15448953560832.

The previous prime is 20243244880097. The next prime is 20243244880169. The reversal of 20243244880135 is 53108844234202.

It is a cyclic number.

It is not a de Polignac number, because 20243244880135 - 2¹⁹ = 20243244355847 is a prime.

It is a super-2 number, since 2×20243244880135² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235919862 + ... + 236005651.

It is an arithmetic number, because the mean of its divisors is an integer number (1588501280124).

Almost surely, 2^{20243244880135} is an apocalyptic number.

20243244880135 is a deficient number, since it is larger than the sum of its proper divisors (5172775601849).

20243244880135 is a wasteful number, since it uses less digits than its factorization.

20243244880135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471925914.

The product of its (nonzero) digits is 1474560, while the sum is 46.

The spelling of 20243244880135 in words is "twenty trillion, two hundred forty-three billion, two hundred forty-four million, eight hundred eighty thousand, one hundred thirty-five".