2525195819 has 2 divisors, whose sum is σ = 2525195820. Its totient is φ = 2525195818.

The previous prime is 2525195767. The next prime is 2525195873. The reversal of 2525195819 is 9185915252.

2525195819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2525195819 is a prime.

It is a super-2 number, since 2×2525195819² = 12753227848590161522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2525195119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262597909 + 1262597910.

It is an arithmetic number, because the mean of its divisors is an integer number (1262597910).

Almost surely, 2^2525195819 is an apocalyptic number.

2525195819 is a deficient number, since it is larger than the sum of its proper divisors (1).

2525195819 is an equidigital number, since it uses as much as digits as its factorization.

2525195819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324000, while the sum is 47.

The square root of 2525195819 is about 50251.3265397044. The cubic root of 2525195819 is about 1361.7530412244.

The spelling of 2525195819 in words is "two billion, five hundred twenty-five million, one hundred ninety-five thousand, eight hundred nineteen".