1064455643632 has 40 divisors (see below), whose sum is σ = 2068209054720. Its totient is φ = 530725525440.

The previous prime is 1064455643623. The next prime is 1064455643683. The reversal of 1064455643632 is 2363465544601.

It is a super-2 number, since 2×1064455643632² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 14023093 + ... + 14098795.

It is an arithmetic number, because the mean of its divisors is an integer number (51705226368).

Almost surely, 2^{1064455643632} is an apocalyptic number.

It is an amenable number.

1064455643632 is a deficient number, since it is larger than the sum of its proper divisors (1003753411088).

1064455643632 is a wasteful number, since it uses less digits than its factorization.

1064455643632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78181 (or 78175 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 49.

The spelling of 1064455643632 in words is "one trillion, sixty-four billion, four hundred fifty-five million, six hundred forty-three thousand, six hundred thirty-two".