65562149473 has 2 divisors, whose sum is σ = 65562149474. Its totient is φ = 65562149472.

The previous prime is 65562149467. The next prime is 65562149509. The reversal of 65562149473 is 37494126556.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56421451024 + 9140698449 = 237532^2 + 95607^2 .

It is a cyclic number.

It is not a de Polignac number, because 65562149473 - 2⁵ = 65562149441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65562149473.

It is not a weakly prime, because it can be changed into another prime (65562149423) 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, 32781074736 + 32781074737.

It is an arithmetic number, because the mean of its divisors is an integer number (32781074737).

Almost surely, 2^65562149473 is an apocalyptic number.

It is an amenable number.

65562149473 is a deficient number, since it is larger than the sum of its proper divisors (1).

65562149473 is an equidigital number, since it uses as much as digits as its factorization.

65562149473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5443200, while the sum is 52.

The spelling of 65562149473 in words is "sixty-five billion, five hundred sixty-two million, one hundred forty-nine thousand, four hundred seventy-three".