2492950658321 has 2 divisors, whose sum is σ = 2492950658322. Its totient is φ = 2492950658320.

The previous prime is 2492950658309. The next prime is 2492950658329. The reversal of 2492950658321 is 1238560592942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1471638298321 + 1021312360000 = 1213111^2 + 1010600^2 .

It is a cyclic number.

It is not a de Polignac number, because 2492950658321 - 2⁶ = 2492950658257 is a prime.

It is not a weakly prime, because it can be changed into another prime (2492950658329) 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, 1246475329160 + 1246475329161.

It is an arithmetic number, because the mean of its divisors is an integer number (1246475329161).

Almost surely, 2^{2492950658321} is an apocalyptic number.

It is an amenable number.

2492950658321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2492950658321 is an equidigital number, since it uses as much as digits as its factorization.

2492950658321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9331200, while the sum is 56.

The spelling of 2492950658321 in words is "two trillion, four hundred ninety-two billion, nine hundred fifty million, six hundred fifty-eight thousand, three hundred twenty-one".