64105854774008 has 16 divisors (see below), whose sum is σ = 120420656041560. Its totient is φ = 31993679829600.

The previous prime is 64105854774001. The next prime is 64105854774023. The reversal of 64105854774008 is 80047745850146.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64105854774001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7405940078 + ... + 7405948733.

Almost surely, 2^{64105854774008} is an apocalyptic number.

It is an amenable number.

64105854774008 is a deficient number, since it is larger than the sum of its proper divisors (56314801267552).

64105854774008 is a wasteful number, since it uses less digits than its factorization.

64105854774008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14811889358 (or 14811889354 counting only the distinct ones).

The product of its (nonzero) digits is 30105600, while the sum is 59.

The spelling of 64105854774008 in words is "sixty-four trillion, one hundred five billion, eight hundred fifty-four million, seven hundred seventy-four thousand, eight".