2558250671 has 4 divisors (see below), whose sum is σ = 2559412032. Its totient is φ = 2557089312.

The previous prime is 2558250613. The next prime is 2558250697. The reversal of 2558250671 is 1760528552.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2558250671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2558250571) 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, 577370 + ... + 581783.

It is an arithmetic number, because the mean of its divisors is an integer number (639853008).

Almost surely, 2^2558250671 is an apocalyptic number.

2558250671 is a deficient number, since it is larger than the sum of its proper divisors (1161361).

2558250671 is a wasteful number, since it uses less digits than its factorization.

2558250671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161360.

The product of its (nonzero) digits is 168000, while the sum is 41.

The square root of 2558250671 is about 50579.1525334302. The cubic root of 2558250671 is about 1367.6690914951.

The spelling of 2558250671 in words is "two billion, five hundred fifty-eight million, two hundred fifty thousand, six hundred seventy-one".