10144432664 has 32 divisors (see below), whose sum is σ = 19111069920. Its totient is φ = 5048199936.

The previous prime is 10144432657. The next prime is 10144432673. The reversal of 10144432664 is 46623444101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1832669 + ... + 1838195.

It is an arithmetic number, because the mean of its divisors is an integer number (597220935).

Almost surely, 2^10144432664 is an apocalyptic number.

It is an amenable number.

10144432664 is a deficient number, since it is larger than the sum of its proper divisors (8966637256).

10144432664 is a wasteful number, since it uses less digits than its factorization.

10144432664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6579 (or 6575 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 10144432664 its reverse (46623444101), we get a palindrome (56767876765).

The spelling of 10144432664 in words is "ten billion, one hundred forty-four million, four hundred thirty-two thousand, six hundred sixty-four".