57522261551 has 2 divisors, whose sum is σ = 57522261552. Its totient is φ = 57522261550.

The previous prime is 57522261521. The next prime is 57522261557. The reversal of 57522261551 is 15516222575.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57522261551 - 2²² = 57518067247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57522261499 and 57522261508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57522261557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28761130775 + 28761130776.

It is an arithmetic number, because the mean of its divisors is an integer number (28761130776).

Almost surely, 2^57522261551 is an apocalyptic number.

57522261551 is a deficient number, since it is larger than the sum of its proper divisors (1).

57522261551 is an equidigital number, since it uses as much as digits as its factorization.

57522261551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 210000, while the sum is 41.

The spelling of 57522261551 in words is "fifty-seven billion, five hundred twenty-two million, two hundred sixty-one thousand, five hundred fifty-one".