65141577437 has 2 divisors, whose sum is σ = 65141577438. Its totient is φ = 65141577436.

The previous prime is 65141577419. The next prime is 65141577491. The reversal of 65141577437 is 73477514156.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48924573721 + 16217003716 = 221189^2 + 127346^2 .

It is a cyclic number.

It is not a de Polignac number, because 65141577437 - 2²⁶ = 65074468573 is a prime.

It is a super-2 number, since 2×65141577437² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65141577407) 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, 32570788718 + 32570788719.

It is an arithmetic number, because the mean of its divisors is an integer number (32570788719).

Almost surely, 2^65141577437 is an apocalyptic number.

It is an amenable number.

65141577437 is a deficient number, since it is larger than the sum of its proper divisors (1).

65141577437 is an equidigital number, since it uses as much as digits as its factorization.

65141577437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2469600, while the sum is 50.

The spelling of 65141577437 in words is "sixty-five billion, one hundred forty-one million, five hundred seventy-seven thousand, four hundred thirty-seven".