2500780033 has 2 divisors, whose sum is σ = 2500780034. Its totient is φ = 2500780032.

The previous prime is 2500780021. The next prime is 2500780049. The reversal of 2500780033 is 3300870052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1358880769 + 1141899264 = 36863^2 + 33792^2 .

It is a cyclic number.

It is not a de Polignac number, because 2500780033 - 2⁹ = 2500779521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2500779983 and 2500780010.

It is not a weakly prime, because it can be changed into another prime (2500780003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250390016 + 1250390017.

It is an arithmetic number, because the mean of its divisors is an integer number (1250390017).

Almost surely, 2^2500780033 is an apocalyptic number.

It is an amenable number.

2500780033 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500780033 is an equidigital number, since it uses as much as digits as its factorization.

2500780033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 2500780033 is about 50007.7997216434. The cubic root of 2500780033 is about 1357.3499493070.

The spelling of 2500780033 in words is "two billion, five hundred million, seven hundred eighty thousand, thirty-three".