53457736337 has 2 divisors, whose sum is σ = 53457736338. Its totient is φ = 53457736336.

The previous prime is 53457736303. The next prime is 53457736357. The reversal of 53457736337 is 73363775435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42281229376 + 11176506961 = 205624^2 + 105719^2 .

It is a cyclic number.

It is not a de Polignac number, because 53457736337 - 2⁸ = 53457736081 is a prime.

It is not a weakly prime, because it can be changed into another prime (53457736357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26728868168 + 26728868169.

It is an arithmetic number, because the mean of its divisors is an integer number (26728868169).

Almost surely, 2^53457736337 is an apocalyptic number.

It is an amenable number.

53457736337 is a deficient number, since it is larger than the sum of its proper divisors (1).

53457736337 is an equidigital number, since it uses as much as digits as its factorization.

53457736337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16669800, while the sum is 53.

The spelling of 53457736337 in words is "fifty-three billion, four hundred fifty-seven million, seven hundred thirty-six thousand, three hundred thirty-seven".