64055664152251 has 2 divisors, whose sum is σ = 64055664152252. Its totient is φ = 64055664152250.

The previous prime is 64055664152231. The next prime is 64055664152303. The reversal of 64055664152251 is 15225146655046.

It is an a-pointer prime, because the next prime (64055664152303) can be obtained adding 64055664152251 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64055664152251 - 2¹⁷ = 64055664021179 is a prime.

It is not a weakly prime, because it can be changed into another prime (64055664152231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32027832076125 + 32027832076126.

It is an arithmetic number, because the mean of its divisors is an integer number (32027832076126).

Almost surely, 2^{64055664152251} is an apocalyptic number.

64055664152251 is a deficient number, since it is larger than the sum of its proper divisors (1).

64055664152251 is an equidigital number, since it uses as much as digits as its factorization.

64055664152251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640000, while the sum is 52.

The spelling of 64055664152251 in words is "sixty-four trillion, fifty-five billion, six hundred sixty-four million, one hundred fifty-two thousand, two hundred fifty-one".