6466343740 has 24 divisors (see below), whose sum is σ = 14169728160. Its totient is φ = 2474079168.

The previous prime is 6466343729. The next prime is 6466343743. The reversal of 6466343740 is 473436646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6466343743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7028175 + ... + 7029094.

It is an arithmetic number, because the mean of its divisors is an integer number (590405340).

Almost surely, 2^6466343740 is an apocalyptic number.

It is an amenable number.

6466343740 is an abundant number, since it is smaller than the sum of its proper divisors (7703384420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6466343740 is a wasteful number, since it uses less digits than its factorization.

6466343740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14057301 (or 14057299 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 43.

The square root of 6466343740 is about 80413.5793258825. The cubic root of 6466343740 is about 1863.0289165818.

The spelling of 6466343740 in words is "six billion, four hundred sixty-six million, three hundred forty-three thousand, seven hundred forty".