137415661226 has 8 divisors (see below), whose sum is σ = 206141029380. Its totient is φ = 68701984768.

The previous prime is 137415661169. The next prime is 137415661249. The reversal of 137415661226 is 622166514731.

137415661226 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 126547390225 + 10868271001 = 355735^2 + 104251^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2893481 + ... + 2940588.

Almost surely, 2^137415661226 is an apocalyptic number.

137415661226 is a deficient number, since it is larger than the sum of its proper divisors (68725368154).

137415661226 is a wasteful number, since it uses less digits than its factorization.

137415661226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5845848.

The product of its digits is 362880, while the sum is 44.

The spelling of 137415661226 in words is "one hundred thirty-seven billion, four hundred fifteen million, six hundred sixty-one thousand, two hundred twenty-six".