65790055055147 has 2 divisors, whose sum is σ = 65790055055148. Its totient is φ = 65790055055146.

The previous prime is 65790055055063. The next prime is 65790055055171. The reversal of 65790055055147 is 74155055009756.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65790055055147 - 2¹⁰ = 65790055054123 is a prime.

It is a super-2 number, since 2×65790055055147² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (65790055057147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32895027527573 + 32895027527574.

It is an arithmetic number, because the mean of its divisors is an integer number (32895027527574).

Almost surely, 2^{65790055055147} is an apocalyptic number.

65790055055147 is a deficient number, since it is larger than the sum of its proper divisors (1).

65790055055147 is an equidigital number, since it uses as much as digits as its factorization.

65790055055147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33075000, while the sum is 59.

The spelling of 65790055055147 in words is "sixty-five trillion, seven hundred ninety billion, fifty-five million, fifty-five thousand, one hundred forty-seven".