2090481354409 has 4 divisors (see below), whose sum is σ = 2389121547904. Its totient is φ = 1791841160916.

The previous prime is 2090481354389. The next prime is 2090481354413. The reversal of 2090481354409 is 9044531840902.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2090481354409 - 2¹⁹ = 2090480830121 is a prime.

It is a super-2 number, since 2×2090481354409² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2090481357409) 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, 149320096737 + ... + 149320096750.

It is an arithmetic number, because the mean of its divisors is an integer number (597280386976).

Almost surely, 2^{2090481354409} is an apocalyptic number.

It is an amenable number.

2090481354409 is a deficient number, since it is larger than the sum of its proper divisors (298640193495).

2090481354409 is an equidigital number, since it uses as much as digits as its factorization.

2090481354409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298640193494.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 2090481354409 in words is "two trillion, ninety billion, four hundred eighty-one million, three hundred fifty-four thousand, four hundred nine".