2539800082 has 8 divisors (see below), whose sum is σ = 3848975676. Its totient is φ = 1256808192.

The previous prime is 2539800073. The next prime is 2539800089. The reversal of 2539800082 is 2800089352.

It can be written as a sum of positive squares in 2 ways, for example, as 2292398641 + 247401441 = 47879^2 + 15729^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2539800089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6545683 + ... + 6546070.

Almost surely, 2^2539800082 is an apocalyptic number.

2539800082 is a deficient number, since it is larger than the sum of its proper divisors (1309175594).

2539800082 is a wasteful number, since it uses less digits than its factorization.

2539800082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13091852.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 2539800082 is about 50396.4292584306. The cubic root of 2539800082 is about 1364.3731922464.

The spelling of 2539800082 in words is "two billion, five hundred thirty-nine million, eight hundred thousand, eighty-two".