136626345 has 20 divisors (see below), whose sum is σ = 244916100. Its totient is φ = 72867168.

The previous prime is 136626341. The next prime is 136626353. The reversal of 136626345 is 543626631.

136626345 is a `hidden beast` number, since 13 + 6 + 6 + 2 + 634 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 92390544 + 44235801 = 9612^2 + 6651^2 .

It is not a de Polignac number, because 136626345 - 2² = 136626341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136626341) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 168270 + ... + 169079.

It is an arithmetic number, because the mean of its divisors is an integer number (12245805).

Almost surely, 2^136626345 is an apocalyptic number.

136626345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136626345 is a deficient number, since it is larger than the sum of its proper divisors (108289755).

136626345 is an equidigital number, since it uses as much as digits as its factorization.

136626345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337366 (or 337357 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 136626345 is about 11688.7272617681. The cubic root of 136626345 is about 515.0445746444.

The spelling of 136626345 in words is "one hundred thirty-six million, six hundred twenty-six thousand, three hundred forty-five".