136744027628254 has 12 divisors (see below), whose sum is σ = 212432903803224. Its totient is φ = 66014358164552.

The previous prime is 136744027628251. The next prime is 136744027628261. The reversal of 136744027628254 is 452826720447631.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 136744027628192 and 136744027628201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136744027628251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40649233642 + ... + 40649237005.

It is an arithmetic number, because the mean of its divisors is an integer number (17702741983602).

Almost surely, 2^{136744027628254} is an apocalyptic number.

136744027628254 is a deficient number, since it is larger than the sum of its proper divisors (75688876174970).

136744027628254 is an equidigital number, since it uses as much as digits as its factorization.

136744027628254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81298470707 (or 81298470678 counting only the distinct ones).

The product of its (nonzero) digits is 108380160, while the sum is 61.

The spelling of 136744027628254 in words is "one hundred thirty-six trillion, seven hundred forty-four billion, twenty-seven million, six hundred twenty-eight thousand, two hundred fifty-four".