52337357561 has 2 divisors, whose sum is σ = 52337357562. Its totient is φ = 52337357560.

The previous prime is 52337357531. The next prime is 52337357663. The reversal of 52337357561 is 16575373325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34724086336 + 17613271225 = 186344^2 + 132715^2 .

It is a cyclic number.

It is not a de Polignac number, because 52337357561 - 2²² = 52333163257 is a prime.

It is not a weakly prime, because it can be changed into another prime (52337357531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26168678780 + 26168678781.

It is an arithmetic number, because the mean of its divisors is an integer number (26168678781).

Almost surely, 2^52337357561 is an apocalyptic number.

It is an amenable number.

52337357561 is a deficient number, since it is larger than the sum of its proper divisors (1).

52337357561 is an equidigital number, since it uses as much as digits as its factorization.

52337357561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1984500, while the sum is 47.

The spelling of 52337357561 in words is "fifty-two billion, three hundred thirty-seven million, three hundred fifty-seven thousand, five hundred sixty-one".