5225242444451 has 2 divisors, whose sum is σ = 5225242444452. Its totient is φ = 5225242444450.

The previous prime is 5225242444439. The next prime is 5225242444483. The reversal of 5225242444451 is 1544442425225.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5225242444451 is a prime.

It is not a weakly prime, because it can be changed into another prime (5225242444151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2612621222225 + 2612621222226.

It is an arithmetic number, because the mean of its divisors is an integer number (2612621222226).

Almost surely, 2^{5225242444451} is an apocalyptic number.

5225242444451 is a deficient number, since it is larger than the sum of its proper divisors (1).

5225242444451 is an equidigital number, since it uses as much as digits as its factorization.

5225242444451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2048000, while the sum is 44.

Adding to 5225242444451 its reverse (1544442425225), we get a palindrome (6769684869676).

The spelling of 5225242444451 in words is "five trillion, two hundred twenty-five billion, two hundred forty-two million, four hundred forty-four thousand, four hundred fifty-one".