6139226780 has 48 divisors (see below), whose sum is σ = 13039869024. Its totient is φ = 2427759360.

The previous prime is 6139226771. The next prime is 6139226783. The reversal of 6139226780 is 876229316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6139226783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 621359 + ... + 631161.

It is an arithmetic number, because the mean of its divisors is an integer number (271663938).

Almost surely, 2^6139226780 is an apocalyptic number.

It is an amenable number.

6139226780 is an abundant number, since it is smaller than the sum of its proper divisors (6900642244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6139226780 is a wasteful number, since it uses less digits than its factorization.

6139226780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10166 (or 10164 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 6139226780 is about 78353.2180577160. The cubic root of 6139226780 is about 1831.0683620004.

The spelling of 6139226780 in words is "six billion, one hundred thirty-nine million, two hundred twenty-six thousand, seven hundred eighty".