6118395677221 has 16 divisors (see below), whose sum is σ = 6346374824448. Its totient is φ = 5892335769600.

The previous prime is 6118395677153. The next prime is 6118395677263. The reversal of 6118395677221 is 1227765938116.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6118395677221 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 (6118395627221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68197425 + ... + 68287081.

It is an arithmetic number, because the mean of its divisors is an integer number (396648426528).

Almost surely, 2^{6118395677221} is an apocalyptic number.

It is an amenable number.

6118395677221 is a deficient number, since it is larger than the sum of its proper divisors (227979147227).

6118395677221 is a wasteful number, since it uses less digits than its factorization.

6118395677221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100332.

The product of its digits is 7620480, while the sum is 58.

The spelling of 6118395677221 in words is "six trillion, one hundred eighteen billion, three hundred ninety-five million, six hundred seventy-seven thousand, two hundred twenty-one".