2521485188293 has 2 divisors, whose sum is σ = 2521485188294. Its totient is φ = 2521485188292.

The previous prime is 2521485188213. The next prime is 2521485188309. The reversal of 2521485188293 is 3928815841252.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2275928269924 + 245556918369 = 1508618^2 + 495537^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2521485188293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2521485188213) 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 as a sum of consecutive naturals, namely, 1260742594146 + 1260742594147.

It is an arithmetic number, because the mean of its divisors is an integer number (1260742594147).

Almost surely, 2^{2521485188293} is an apocalyptic number.

It is an amenable number.

2521485188293 is a deficient number, since it is larger than the sum of its proper divisors (1).

2521485188293 is an equidigital number, since it uses as much as digits as its factorization.

2521485188293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11059200, while the sum is 58.

The spelling of 2521485188293 in words is "two trillion, five hundred twenty-one billion, four hundred eighty-five million, one hundred eighty-eight thousand, two hundred ninety-three".