64063335554 has 16 divisors (see below), whose sum is σ = 97065396792. Its totient is φ = 31709793408.

The previous prime is 64063335521. The next prime is 64063335599. The reversal of 64063335554 is 45553336046.

It can be written as a sum of positive squares in 4 ways, for example, as 40431959929 + 23631375625 = 201077^2 + 153725^2 .

It is a super-2 number, since 2×64063335554² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316709 + ... + 477944.

Almost surely, 2^64063335554 is an apocalyptic number.

64063335554 is a deficient number, since it is larger than the sum of its proper divisors (33002061238).

64063335554 is a wasteful number, since it uses less digits than its factorization.

64063335554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795061.

The product of its (nonzero) digits is 1944000, while the sum is 44.

The spelling of 64063335554 in words is "sixty-four billion, sixty-three million, three hundred thirty-five thousand, five hundred fifty-four".