2546867609 has 16 divisors (see below), whose sum is σ = 3095305920. Its totient is φ = 2063530560.

The previous prime is 2546867591. The next prime is 2546867641. The reversal of 2546867609 is 9067686452.

It is not a de Polignac number, because 2546867609 - 2²⁴ = 2530090393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2546867009) 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, 302927 + ... + 311220.

It is an arithmetic number, because the mean of its divisors is an integer number (193456620).

Almost surely, 2^2546867609 is an apocalyptic number.

2546867609 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2546867609 is a deficient number, since it is larger than the sum of its proper divisors (548438311).

2546867609 is a wasteful number, since it uses less digits than its factorization.

2546867609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614200.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The square root of 2546867609 is about 50466.4998687248. The cubic root of 2546867609 is about 1365.6375717966.

The spelling of 2546867609 in words is "two billion, five hundred forty-six million, eight hundred sixty-seven thousand, six hundred nine".