57634389073 has 2 divisors, whose sum is σ = 57634389074. Its totient is φ = 57634389072.

The previous prime is 57634389053. The next prime is 57634389079. The reversal of 57634389073 is 37098343675.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56201236624 + 1433152449 = 237068^2 + 37857^2 .

It is a cyclic number.

It is not a de Polignac number, because 57634389073 - 2⁵ = 57634389041 is a prime.

It is not a weakly prime, because it can be changed into another prime (57634389079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28817194536 + 28817194537.

It is an arithmetic number, because the mean of its divisors is an integer number (28817194537).

Almost surely, 2^57634389073 is an apocalyptic number.

It is an amenable number.

57634389073 is a deficient number, since it is larger than the sum of its proper divisors (1).

57634389073 is an equidigital number, since it uses as much as digits as its factorization.

57634389073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11430720, while the sum is 55.

The spelling of 57634389073 in words is "fifty-seven billion, six hundred thirty-four million, three hundred eighty-nine thousand, seventy-three".