2590984465 has 16 divisors (see below), whose sum is σ = 3157736400. Its totient is φ = 2040620032.

The previous prime is 2590984453. The next prime is 2590984471. The reversal of 2590984465 is 5644890952.

It can be written as a sum of positive squares in 8 ways, for example, as 3125824 + 2587858641 = 1768^2 + 50871^2 .

It is a cyclic number.

It is not a de Polignac number, because 2590984465 - 2⁷ = 2590984337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91191 + ... + 116179.

It is an arithmetic number, because the mean of its divisors is an integer number (197358525).

Almost surely, 2^2590984465 is an apocalyptic number.

It is an amenable number.

2590984465 is a deficient number, since it is larger than the sum of its proper divisors (566751935).

2590984465 is a wasteful number, since it uses less digits than its factorization.

2590984465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25316.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The square root of 2590984465 is about 50901.7137727209. The cubic root of 2590984465 is about 1373.4776698862.

The spelling of 2590984465 in words is "two billion, five hundred ninety million, nine hundred eighty-four thousand, four hundred sixty-five".