57007609021457 has 2 divisors, whose sum is σ = 57007609021458. Its totient is φ = 57007609021456.

The previous prime is 57007609021411. The next prime is 57007609021549. The reversal of 57007609021457 is 75412090670075.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53986579173136 + 3021029848321 = 7347556^2 + 1738111^2 .

It is a cyclic number.

It is not a de Polignac number, because 57007609021457 - 2⁴² = 52609562510353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57007609021399 and 57007609021408.

It is not a weakly prime, because it can be changed into another prime (57007609051457) 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, 28503804510728 + 28503804510729.

It is an arithmetic number, because the mean of its divisors is an integer number (28503804510729).

Almost surely, 2^{57007609021457} is an apocalyptic number.

It is an amenable number.

57007609021457 is a deficient number, since it is larger than the sum of its proper divisors (1).

57007609021457 is an equidigital number, since it uses as much as digits as its factorization.

57007609021457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3704400, while the sum is 53.

The spelling of 57007609021457 in words is "fifty-seven trillion, seven billion, six hundred nine million, twenty-one thousand, four hundred fifty-seven".