57660636233 has 2 divisors, whose sum is σ = 57660636234. Its totient is φ = 57660636232.

The previous prime is 57660636223. The next prime is 57660636281. The reversal of 57660636233 is 33263606675.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39046945609 + 18613690624 = 197603^2 + 136432^2 .

It is a cyclic number.

It is not a de Polignac number, because 57660636233 - 2²⁸ = 57392200777 is a prime.

It is not a weakly prime, because it can be changed into another prime (57660636203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28830318116 + 28830318117.

It is an arithmetic number, because the mean of its divisors is an integer number (28830318117).

Almost surely, 2^57660636233 is an apocalyptic number.

It is an amenable number.

57660636233 is a deficient number, since it is larger than the sum of its proper divisors (1).

57660636233 is an equidigital number, since it uses as much as digits as its factorization.

57660636233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2449440, while the sum is 47.

The spelling of 57660636233 in words is "fifty-seven billion, six hundred sixty million, six hundred thirty-six thousand, two hundred thirty-three".