2546539806 has 64 divisors (see below), whose sum is σ = 5457881088. Its totient is φ = 790234368.

The previous prime is 2546539789. The next prime is 2546539817. The reversal of 2546539806 is 6089356452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1276746 + ... + 1278738.

It is an arithmetic number, because the mean of its divisors is an integer number (85279392).

Almost surely, 2^2546539806 is an apocalyptic number.

2546539806 is an abundant number, since it is smaller than the sum of its proper divisors (2911341282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2546539806 is a wasteful number, since it uses less digits than its factorization.

2546539806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2265.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The square root of 2546539806 is about 50463.2520355159. The cubic root of 2546539806 is about 1365.5789796528.

The spelling of 2546539806 in words is "two billion, five hundred forty-six million, five hundred thirty-nine thousand, eight hundred six".