27206226606 has 16 divisors (see below), whose sum is σ = 58598026704. Its totient is φ = 8371146624.

The previous prime is 27206226583. The next prime is 27206226613. The reversal of 27206226606 is 60662260272.

It is a super-2 number, since 2×27206226606² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174398811 + ... + 174398966.

It is an arithmetic number, because the mean of its divisors is an integer number (3662376669).

Almost surely, 2^27206226606 is an apocalyptic number.

27206226606 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

27206226606 is an abundant number, since it is smaller than the sum of its proper divisors (31391800098).

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

27206226606 is a wasteful number, since it uses less digits than its factorization.

27206226606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348797795.

The product of its (nonzero) digits is 145152, while the sum is 39.

Adding to 27206226606 its reverse (60662260272), we get a palindrome (87868486878).

The spelling of 27206226606 in words is "twenty-seven billion, two hundred six million, two hundred twenty-six thousand, six hundred six".