2500530053291 has 2 divisors, whose sum is σ = 2500530053292. Its totient is φ = 2500530053290.

The previous prime is 2500530053249. The next prime is 2500530053303. The reversal of 2500530053291 is 1923500350052.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2500530053291 is a prime.

It is a super-2 number, since 2×2500530053291² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2500530053491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250265026645 + 1250265026646.

It is an arithmetic number, because the mean of its divisors is an integer number (1250265026646).

Almost surely, 2^{2500530053291} is an apocalyptic number.

2500530053291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500530053291 is an equidigital number, since it uses as much as digits as its factorization.

2500530053291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 35.

The spelling of 2500530053291 in words is "two trillion, five hundred billion, five hundred thirty million, fifty-three thousand, two hundred ninety-one".