65331527473 has 2 divisors, whose sum is σ = 65331527474. Its totient is φ = 65331527472.

The previous prime is 65331527441. The next prime is 65331527491. The reversal of 65331527473 is 37472513356.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63285955489 + 2045571984 = 251567^2 + 45228^2 .

It is a cyclic number.

It is not a de Polignac number, because 65331527473 - 2⁵ = 65331527441 is a prime.

It is not a weakly prime, because it can be changed into another prime (65331524473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32665763736 + 32665763737.

It is an arithmetic number, because the mean of its divisors is an integer number (32665763737).

Almost surely, 2^65331527473 is an apocalyptic number.

It is an amenable number.

65331527473 is a deficient number, since it is larger than the sum of its proper divisors (1).

65331527473 is an equidigital number, since it uses as much as digits as its factorization.

65331527473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1587600, while the sum is 46.

The spelling of 65331527473 in words is "sixty-five billion, three hundred thirty-one million, five hundred twenty-seven thousand, four hundred seventy-three".