2625539798 has 32 divisors (see below), whose sum is σ = 4528035648. Its totient is φ = 1118476800.

The previous prime is 2625539797. The next prime is 2625539801. The reversal of 2625539798 is 8979355262.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2625539797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2993336 + ... + 2994212.

It is an arithmetic number, because the mean of its divisors is an integer number (141501114).

Almost surely, 2^2625539798 is an apocalyptic number.

2625539798 is a deficient number, since it is larger than the sum of its proper divisors (1902495850).

2625539798 is a wasteful number, since it uses less digits than its factorization.

2625539798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928.

The product of its digits is 8164800, while the sum is 56.

The square root of 2625539798 is about 51240.0214480829. The cubic root of 2625539798 is about 1379.5566380116.

The spelling of 2625539798 in words is "two billion, six hundred twenty-five million, five hundred thirty-nine thousand, seven hundred ninety-eight".