6985642593 has 8 divisors (see below), whose sum is σ = 9719155008. Its totient is φ = 4454612624.

The previous prime is 6985642577. The next prime is 6985642597. The reversal of 6985642593 is 3952465896.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6985642593 - 2⁴ = 6985642577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6985642597) 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, 50620530 + ... + 50620667.

It is an arithmetic number, because the mean of its divisors is an integer number (1214894376).

Almost surely, 2^6985642593 is an apocalyptic number.

It is an amenable number.

6985642593 is a deficient number, since it is larger than the sum of its proper divisors (2733512415).

6985642593 is a wasteful number, since it uses less digits than its factorization.

6985642593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101241223.

The product of its digits is 13996800, while the sum is 57.

The square root of 6985642593 is about 83580.1566940383. The cubic root of 6985642593 is about 1911.6224432375.

The spelling of 6985642593 in words is "six billion, nine hundred eighty-five million, six hundred forty-two thousand, five hundred ninety-three".