64064424556403 has 8 divisors (see below), whose sum is σ = 65748818040048. Its totient is φ = 62388873033984.

The previous prime is 64064424556343. The next prime is 64064424556417. The reversal of 64064424556403 is 30465542446046.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64064424556403 - 2²⁶ = 64064357447539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64064424556423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2210475626 + ... + 2210504607.

It is an arithmetic number, because the mean of its divisors is an integer number (8218602255006).

Almost surely, 2^{64064424556403} is an apocalyptic number.

64064424556403 is a deficient number, since it is larger than the sum of its proper divisors (1684393483645).

64064424556403 is a wasteful number, since it uses less digits than its factorization.

64064424556403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4420980613.

The product of its (nonzero) digits is 33177600, while the sum is 53.

The spelling of 64064424556403 in words is "sixty-four trillion, sixty-four billion, four hundred twenty-four million, five hundred fifty-six thousand, four hundred three".