64045022895818 has 8 divisors (see below), whose sum is σ = 96168339734148. Its totient is φ = 31988909651104.

The previous prime is 64045022895797. The next prime is 64045022895827. The reversal of 64045022895818 is 81859822054046.

It can be written as a sum of positive squares in 2 ways, for example, as 56051380642009 + 7993642253809 = 7486747^2 + 2827303^2 .

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

It is a super-3 number, since 3×64045022895818³ (a number of 42 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16800896021 + ... + 16800899832.

Almost surely, 2^{64045022895818} is an apocalyptic number.

64045022895818 is a deficient number, since it is larger than the sum of its proper divisors (32123316838330).

64045022895818 is a wasteful number, since it uses less digits than its factorization.

64045022895818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33601796808.

The product of its (nonzero) digits is 44236800, while the sum is 62.

The spelling of 64045022895818 in words is "sixty-four trillion, forty-five billion, twenty-two million, eight hundred ninety-five thousand, eight hundred eighteen".