57661482523 has 2 divisors, whose sum is σ = 57661482524. Its totient is φ = 57661482522.

The previous prime is 57661482509. The next prime is 57661482577. The reversal of 57661482523 is 32528416675.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57661482523 - 2²⁹ = 57124611611 is a prime.

It is not a weakly prime, because it can be changed into another prime (57661482503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28830741261 + 28830741262.

It is an arithmetic number, because the mean of its divisors is an integer number (28830741262).

Almost surely, 2^57661482523 is an apocalyptic number.

57661482523 is a deficient number, since it is larger than the sum of its proper divisors (1).

57661482523 is an equidigital number, since it uses as much as digits as its factorization.

57661482523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2419200, while the sum is 49.

The spelling of 57661482523 in words is "fifty-seven billion, six hundred sixty-one million, four hundred eighty-two thousand, five hundred twenty-three".