2590717521 has 16 divisors (see below), whose sum is σ = 3953939328. Its totient is φ = 1478092800.

The previous prime is 2590717517. The next prime is 2590717543. The reversal of 2590717521 is 1257170952.

It is a happy number.

2590717521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2590717521 - 2² = 2590717517 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2590717521.

It is not an unprimeable number, because it can be changed into a prime (2590717501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82770 + ... + 109691.

It is an arithmetic number, because the mean of its divisors is an integer number (247121208).

Almost surely, 2^2590717521 is an apocalyptic number.

2590717521 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2590717521 is a deficient number, since it is larger than the sum of its proper divisors (1363221807).

2590717521 is a wasteful number, since it uses less digits than its factorization.

2590717521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193112.

The product of its (nonzero) digits is 44100, while the sum is 39.

The square root of 2590717521 is about 50899.0915537792. The cubic root of 2590717521 is about 1373.4304993712.

The spelling of 2590717521 in words is "two billion, five hundred ninety million, seven hundred seventeen thousand, five hundred twenty-one".