3143697984 has 168 divisors, whose sum is σ = 10325697408. Its totient is φ = 895795200.

The previous prime is 3143697959. The next prime is 3143698039. The reversal of 3143697984 is 4897963413.

It is a happy number.

3143697984 is a `hidden beast` number, since 31 + 436 + 97 + 98 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (168).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 3143697984.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1962784 + ... + 1964384.

Almost surely, 2^3143697984 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 3143697984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5162848704).

3143697984 is an abundant number, since it is smaller than the sum of its proper divisors (7181999424).

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

3143697984 is a wasteful number, since it uses less digits than its factorization.

3143697984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113 (or 2100 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The square root of 3143697984 is about 56068.6898723343. The cubic root of 3143697984 is about 1464.9189786951.

The spelling of 3143697984 in words is "three billion, one hundred forty-three million, six hundred ninety-seven thousand, nine hundred eighty-four".