20004366137403 has 4 divisors (see below), whose sum is σ = 26672488183208. Its totient is φ = 13336244091600.

The previous prime is 20004366137347. The next prime is 20004366137417. The reversal of 20004366137403 is 30473166340002.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20004366137403 - 2⁶ = 20004366137339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20004366137473) 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 3 ways as a sum of consecutive naturals, for example, 3334061022898 + ... + 3334061022903.

It is an arithmetic number, because the mean of its divisors is an integer number (6668122045802).

Almost surely, 2^{20004366137403} is an apocalyptic number.

20004366137403 is a deficient number, since it is larger than the sum of its proper divisors (6668122045805).

20004366137403 is an equidigital number, since it uses as much as digits as its factorization.

20004366137403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6668122045804.

The product of its (nonzero) digits is 217728, while the sum is 39.

The spelling of 20004366137403 in words is "twenty trillion, four billion, three hundred sixty-six million, one hundred thirty-seven thousand, four hundred three".