52523433551 has 2 divisors, whose sum is σ = 52523433552. Its totient is φ = 52523433550.

The previous prime is 52523433539. The next prime is 52523433623. The reversal of 52523433551 is 15533432525.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52523433551 is a prime.

It is a super-2 number, since 2×52523433551² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52523433251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26261716775 + 26261716776.

It is an arithmetic number, because the mean of its divisors is an integer number (26261716776).

Almost surely, 2^52523433551 is an apocalyptic number.

52523433551 is a deficient number, since it is larger than the sum of its proper divisors (1).

52523433551 is an equidigital number, since it uses as much as digits as its factorization.

52523433551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 270000, while the sum is 38.

The spelling of 52523433551 in words is "fifty-two billion, five hundred twenty-three million, four hundred thirty-three thousand, five hundred fifty-one".