20326437555034 has 32 divisors (see below), whose sum is σ = 32926205619216. Its totient is φ = 9355411146240.

The previous prime is 20326437554999. The next prime is 20326437555059. The reversal of 20326437555034 is 43055573462302.

It can be written as a sum of positive squares in 8 ways, for example, as 1711656739809 + 18614780815225 = 1308303^2 + 4314485^2 .

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, 14098774 + ... + 15473470.

Almost surely, 2^{20326437555034} is an apocalyptic number.

20326437555034 is a deficient number, since it is larger than the sum of its proper divisors (12599768064182).

20326437555034 is a wasteful number, since it uses less digits than its factorization.

20326437555034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376290.

The product of its (nonzero) digits is 9072000, while the sum is 49.

The spelling of 20326437555034 in words is "twenty trillion, three hundred twenty-six billion, four hundred thirty-seven million, five hundred fifty-five thousand, thirty-four".