2538980098009 has 4 divisors (see below), whose sum is σ = 2539887852004. Its totient is φ = 2538072344016.

The previous prime is 2538980097991. The next prime is 2538980098019. The reversal of 2538980098009 is 9008900898352.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1499045166025 + 1039934931984 = 1224355^2 + 1019772^2 .

It is a cyclic number.

It is not a de Polignac number, because 2538980098009 - 2⁷ = 2538980097881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2538980098019) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 453872802 + ... + 453878395.

It is an arithmetic number, because the mean of its divisors is an integer number (634971963001).

Almost surely, 2^{2538980098009} is an apocalyptic number.

It is an amenable number.

2538980098009 is a deficient number, since it is larger than the sum of its proper divisors (907753995).

2538980098009 is an equidigital number, since it uses as much as digits as its factorization.

2538980098009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907753994.

The product of its (nonzero) digits is 11197440, while the sum is 61.

The spelling of 2538980098009 in words is "two trillion, five hundred thirty-eight billion, nine hundred eighty million, ninety-eight thousand, nine".