2251360040351 has 2 divisors, whose sum is σ = 2251360040352. Its totient is φ = 2251360040350.

The previous prime is 2251360040341. The next prime is 2251360040431. The reversal of 2251360040351 is 1530400631522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2251360040351 - 2¹⁸ = 2251359778207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251360040341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125680020175 + 1125680020176.

It is an arithmetic number, because the mean of its divisors is an integer number (1125680020176).

Almost surely, 2^{2251360040351} is an apocalyptic number.

2251360040351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251360040351 is an equidigital number, since it uses as much as digits as its factorization.

2251360040351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 2251360040351 its reverse (1530400631522), we get a palindrome (3781760671873).

The spelling of 2251360040351 in words is "two trillion, two hundred fifty-one billion, three hundred sixty million, forty thousand, three hundred fifty-one".