64455455446 has 8 divisors (see below), whose sum is σ = 97276332024. Its totient is φ = 32030011440.

The previous prime is 64455455431. The next prime is 64455455453.

64455455446 is nontrivially palindromic in base 10.

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

It is a junction number, because it is equal to n+sod(n) for n = 64455455393 and 64455455402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98857735 + ... + 98858386.

It is an arithmetic number, because the mean of its divisors is an integer number (12159541503).

Almost surely, 2^64455455446 is an apocalyptic number.

64455455446 is a deficient number, since it is larger than the sum of its proper divisors (32820876578).

64455455446 is a wasteful number, since it uses less digits than its factorization.

64455455446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197716286.

The product of its digits is 23040000, while the sum is 52.

The spelling of 64455455446 in words is "sixty-four billion, four hundred fifty-five million, four hundred fifty-five thousand, four hundred forty-six".