2549654959 has 4 divisors (see below), whose sum is σ = 2550002104. Its totient is φ = 2549307816.

The previous prime is 2549654929. The next prime is 2549654963. The reversal of 2549654959 is 9594569452.

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 2549654959 - 2⁹ = 2549654447 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 (2549654909) 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, 162312 + ... + 177325.

It is an arithmetic number, because the mean of its divisors is an integer number (637500526).

Almost surely, 2^2549654959 is an apocalyptic number.

2549654959 is a deficient number, since it is larger than the sum of its proper divisors (347145).

2549654959 is an equidigital number, since it uses as much as digits as its factorization.

2549654959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347144.

The product of its digits is 17496000, while the sum is 58.

The square root of 2549654959 is about 50494.1081612499. The cubic root of 2549654959 is about 1366.1355851304.

The spelling of 2549654959 in words is "two billion, five hundred forty-nine million, six hundred fifty-four thousand, nine hundred fifty-nine".