6611889093 has 4 divisors (see below), whose sum is σ = 8815852128. Its totient is φ = 4407926060.

The previous prime is 6611889091. The next prime is 6611889107. The reversal of 6611889093 is 3909881166.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6611889093 - 2¹ = 6611889091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6611889091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1101981513 + ... + 1101981518.

It is an arithmetic number, because the mean of its divisors is an integer number (2203963032).

Almost surely, 2^6611889093 is an apocalyptic number.

It is an amenable number.

6611889093 is a deficient number, since it is larger than the sum of its proper divisors (2203963035).

6611889093 is a wasteful number, since it uses less digits than its factorization.

6611889093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203963034.

The product of its (nonzero) digits is 559872, while the sum is 51.

The square root of 6611889093 is about 81313.5234324525. The cubic root of 6611889093 is about 1876.9031076387.

The spelling of 6611889093 in words is "six billion, six hundred eleven million, eight hundred eighty-nine thousand, ninety-three".