2090636781203 has 4 divisors (see below), whose sum is σ = 2090642763888. Its totient is φ = 2090630798520.

The previous prime is 2090636781199. The next prime is 2090636781217. The reversal of 2090636781203 is 3021876360902.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2090636781203 - 2² = 2090636781199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2090636781403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2432351 + ... + 3177672.

It is an arithmetic number, because the mean of its divisors is an integer number (522660690972).

Almost surely, 2^{2090636781203} is an apocalyptic number.

2090636781203 is a deficient number, since it is larger than the sum of its proper divisors (5982685).

2090636781203 is an equidigital number, since it uses as much as digits as its factorization.

2090636781203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5982684.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 2090636781203 in words is "two trillion, ninety billion, six hundred thirty-six million, seven hundred eighty-one thousand, two hundred three".