65172052150133 has 2 divisors, whose sum is σ = 65172052150134. Its totient is φ = 65172052150132.

The previous prime is 65172052150099. The next prime is 65172052150189. The reversal of 65172052150133 is 33105125027156.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50496969878884 + 14675082271249 = 7106122^2 + 3830807^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65172052150133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65172052150633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32586026075066 + 32586026075067.

It is an arithmetic number, because the mean of its divisors is an integer number (32586026075067).

Almost surely, 2^{65172052150133} is an apocalyptic number.

It is an amenable number.

65172052150133 is a deficient number, since it is larger than the sum of its proper divisors (1).

65172052150133 is an equidigital number, since it uses as much as digits as its factorization.

65172052150133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189000, while the sum is 41.

Adding to 65172052150133 its reverse (33105125027156), we get a palindrome (98277177177289).

The spelling of 65172052150133 in words is "sixty-five trillion, one hundred seventy-two billion, fifty-two million, one hundred fifty thousand, one hundred thirty-three".