6138545226 has 32 divisors (see below), whose sum is σ = 13593097728. Its totient is φ = 1832400240.

The previous prime is 6138545183. The next prime is 6138545227. The reversal of 6138545226 is 6225458316.

It is not an unprimeable number, because it can be changed into a prime (6138545227) 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, 689670 + ... + 698513.

It is an arithmetic number, because the mean of its divisors is an integer number (424784304).

Almost surely, 2^6138545226 is an apocalyptic number.

6138545226 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6138545226 is an abundant number, since it is smaller than the sum of its proper divisors (7454552502).

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

6138545226 is a wasteful number, since it uses less digits than its factorization.

6138545226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388266.

The product of its digits is 345600, while the sum is 42.

The square root of 6138545226 is about 78348.8686963634. The cubic root of 6138545226 is about 1831.0006000386. Note that the first 3 decimals are identical.

The spelling of 6138545226 in words is "six billion, one hundred thirty-eight million, five hundred forty-five thousand, two hundred twenty-six".