43066312664 has 32 divisors (see below), whose sum is σ = 81912448800. Its totient is φ = 21223184640.

The previous prime is 43066312637. The next prime is 43066312673. The reversal of 43066312664 is 46621366034.

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, 2130734 + ... + 2150850.

It is an arithmetic number, because the mean of its divisors is an integer number (2559764025).

Almost surely, 2^43066312664 is an apocalyptic number.

It is an amenable number.

43066312664 is a deficient number, since it is larger than the sum of its proper divisors (38846136136).

43066312664 is a wasteful number, since it uses less digits than its factorization.

43066312664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23963 (or 23959 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 41.

Adding to 43066312664 its reverse (46621366034), we get a palindrome (89687678698).

The spelling of 43066312664 in words is "forty-three billion, sixty-six million, three hundred twelve thousand, six hundred sixty-four".