64726006012361 has 2 divisors, whose sum is σ = 64726006012362. Its totient is φ = 64726006012360.

The previous prime is 64726006012333. The next prime is 64726006012439. The reversal of 64726006012361 is 16321060062746.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50893884660025 + 13832121352336 = 7133995^2 + 3719156^2 .

It is a cyclic number.

It is not a de Polignac number, because 64726006012361 - 2¹⁴ = 64726005995977 is a prime.

It is not a weakly prime, because it can be changed into another prime (64726006012061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32363003006180 + 32363003006181.

It is an arithmetic number, because the mean of its divisors is an integer number (32363003006181).

Almost surely, 2^{64726006012361} is an apocalyptic number.

It is an amenable number.

64726006012361 is a deficient number, since it is larger than the sum of its proper divisors (1).

64726006012361 is an equidigital number, since it uses as much as digits as its factorization.

64726006012361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 64726006012361 in words is "sixty-four trillion, seven hundred twenty-six billion, six million, twelve thousand, three hundred sixty-one".