7143684004 has 24 divisors (see below), whose sum is σ = 12635328888. Its totient is φ = 3533786880.

The previous prime is 7143684001. The next prime is 7143684007. The reversal of 7143684004 is 4004863417.

It is an interprime number because it is at equal distance from previous prime (7143684001) and next prime (7143684007).

It can be written as a sum of positive squares in 4 ways, for example, as 501760000 + 6641924004 = 22400^2 + 81498^2 .

It is a super-2 number, since 2×7143684004² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7143684001) 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, 121914 + ... + 170734.

It is an arithmetic number, because the mean of its divisors is an integer number (526472037).

Almost surely, 2^7143684004 is an apocalyptic number.

It is an amenable number.

7143684004 is a deficient number, since it is larger than the sum of its proper divisors (5491644884).

7143684004 is a wasteful number, since it uses less digits than its factorization.

7143684004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49215 (or 49213 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 7143684004 is about 84520.3171077818. The cubic root of 7143684004 is about 1925.9310954402.

The spelling of 7143684004 in words is "seven billion, one hundred forty-three million, six hundred eighty-four thousand, four".