2590516243 has 16 divisors (see below), whose sum is σ = 3164668416. Its totient is φ = 2072093760.

The previous prime is 2590516231. The next prime is 2590516267. The reversal of 2590516243 is 3426150952.

It is a cyclic number.

It is not a de Polignac number, because 2590516243 - 2²¹ = 2588419091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2590516213) 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, 189621 + ... + 202822.

It is an arithmetic number, because the mean of its divisors is an integer number (197791776).

Almost surely, 2^2590516243 is an apocalyptic number.

2590516243 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2590516243 is a deficient number, since it is larger than the sum of its proper divisors (574152173).

2590516243 is a wasteful number, since it uses less digits than its factorization.

2590516243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392514.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 2590516243 is about 50897.1142895155. The cubic root of 2590516243 is about 1373.3949302671.

The spelling of 2590516243 in words is "two billion, five hundred ninety million, five hundred sixteen thousand, two hundred forty-three".