2590245691259 has 4 divisors (see below), whose sum is σ = 2632708735440. Its totient is φ = 2547782647080.

The previous prime is 2590245691223. The next prime is 2590245691273. The reversal of 2590245691259 is 9521965420952.

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 2590245691259 - 2²⁴ = 2590228914043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2590245691198 and 2590245691207.

It is not an unprimeable number, because it can be changed into a prime (2590245694259) 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, 21231521999 + ... + 21231522120.

It is an arithmetic number, because the mean of its divisors is an integer number (658177183860).

Almost surely, 2^{2590245691259} is an apocalyptic number.

2590245691259 is a deficient number, since it is larger than the sum of its proper divisors (42463044181).

2590245691259 is an equidigital number, since it uses as much as digits as its factorization.

2590245691259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42463044180.

The product of its (nonzero) digits is 17496000, while the sum is 59.

The spelling of 2590245691259 in words is "two trillion, five hundred ninety billion, two hundred forty-five million, six hundred ninety-one thousand, two hundred fifty-nine".