6893144063 has 16 divisors (see below), whose sum is σ = 7563479616. Its totient is φ = 6243713280.

The previous prime is 6893144059. The next prime is 6893144101. The reversal of 6893144063 is 3604413986.

It is a cyclic number.

It is not a de Polignac number, because 6893144063 - 2² = 6893144059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6893144053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168518 + ... + 205388.

It is an arithmetic number, because the mean of its divisors is an integer number (472717476).

Almost surely, 2^6893144063 is an apocalyptic number.

6893144063 is a deficient number, since it is larger than the sum of its proper divisors (670335553).

6893144063 is a wasteful number, since it uses less digits than its factorization.

6893144063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37154.

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 6893144063 is about 83024.9604817732. The cubic root of 6893144063 is about 1903.1475127286.

The spelling of 6893144063 in words is "six billion, eight hundred ninety-three million, one hundred forty-four thousand, sixty-three".