52424451551 has 2 divisors, whose sum is σ = 52424451552. Its totient is φ = 52424451550.

The previous prime is 52424451533. The next prime is 52424451577. The reversal of 52424451551 is 15515442425.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52424451551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52424451581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26212225775 + 26212225776.

It is an arithmetic number, because the mean of its divisors is an integer number (26212225776).

Almost surely, 2^52424451551 is an apocalyptic number.

52424451551 is a deficient number, since it is larger than the sum of its proper divisors (1).

52424451551 is an equidigital number, since it uses as much as digits as its factorization.

52424451551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 160000, while the sum is 38.

Adding to 52424451551 its reverse (15515442425), we get a palindrome (67939893976).

The spelling of 52424451551 in words is "fifty-two billion, four hundred twenty-four million, four hundred fifty-one thousand, five hundred fifty-one".