3143406464 has 64 divisors (see below), whose sum is σ = 6885734400. Its totient is φ = 1417489920.

The previous prime is 3143406391. The next prime is 3143406467. The reversal of 3143406464 is 4646043413.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3143406467) 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, 170027 + ... + 187605.

It is an arithmetic number, because the mean of its divisors is an integer number (107589600).

Almost surely, 2^3143406464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3143406464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3442867200).

3143406464 is an abundant number, since it is smaller than the sum of its proper divisors (3742327936).

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

3143406464 is a wasteful number, since it uses less digits than its factorization.

3143406464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17731 (or 17719 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

The square root of 3143406464 is about 56066.0901436867. The cubic root of 3143406464 is about 1464.8736958908.

Adding to 3143406464 its reverse (4646043413), we get a palindrome (7789449877).

The spelling of 3143406464 in words is "three billion, one hundred forty-three million, four hundred six thousand, four hundred sixty-four".