65500015152947 has 2 divisors, whose sum is σ = 65500015152948. Its totient is φ = 65500015152946.

The previous prime is 65500015152899. The next prime is 65500015152967. The reversal of 65500015152947 is 74925151000556.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65500015152947 - 2¹⁸ = 65500014890803 is a prime.

It is a super-2 number, since 2×65500015152947² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 65500015152895 and 65500015152904.

It is not a weakly prime, because it can be changed into another prime (65500015152967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32750007576473 + 32750007576474.

It is an arithmetic number, because the mean of its divisors is an integer number (32750007576474).

Almost surely, 2^{65500015152947} is an apocalyptic number.

65500015152947 is a deficient number, since it is larger than the sum of its proper divisors (1).

65500015152947 is an equidigital number, since it uses as much as digits as its factorization.

65500015152947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890000, while the sum is 50.

The spelling of 65500015152947 in words is "sixty-five trillion, five hundred billion, fifteen million, one hundred fifty-two thousand, nine hundred forty-seven".