64110409860403 has 2 divisors, whose sum is σ = 64110409860404. Its totient is φ = 64110409860402.

The previous prime is 64110409860401. The next prime is 64110409860437. The reversal of 64110409860403 is 30406890401146.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64110409860403 - 2¹ = 64110409860401 is a prime.

It is a super-2 number, since 2×64110409860403² (a number of 28 digits) contains 22 as substring.

Together with 64110409860401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (64110409860401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32055204930201 + 32055204930202.

It is an arithmetic number, because the mean of its divisors is an integer number (32055204930202).

Almost surely, 2^{64110409860403} is an apocalyptic number.

64110409860403 is a deficient number, since it is larger than the sum of its proper divisors (1).

64110409860403 is an equidigital number, since it uses as much as digits as its factorization.

64110409860403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 64110409860403 in words is "sixty-four trillion, one hundred ten billion, four hundred nine million, eight hundred sixty thousand, four hundred three".