571481064923 has 2 divisors, whose sum is σ = 571481064924. Its totient is φ = 571481064922.

The previous prime is 571481064881. The next prime is 571481065039. The reversal of 571481064923 is 329460184175.

It is a happy number.

571481064923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 571481064923 - 2³² = 567186097627 is a prime.

It is a super-2 number, since 2×571481064923² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (571481061923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285740532461 + 285740532462.

It is an arithmetic number, because the mean of its divisors is an integer number (285740532462).

It is a 1-persistent number, because it is pandigital, but 2⋅571481064923 = 1142962129846 is not.

Almost surely, 2^571481064923 is an apocalyptic number.

571481064923 is a deficient number, since it is larger than the sum of its proper divisors (1).

571481064923 is an equidigital number, since it uses as much as digits as its factorization.

571481064923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 571481064923 in words is "five hundred seventy-one billion, four hundred eighty-one million, sixty-four thousand, nine hundred twenty-three".