136444475 has 12 divisors (see below), whose sum is σ = 169572480. Its totient is φ = 108909600.

The previous prime is 136444471. The next prime is 136444501. The reversal of 136444475 is 574444631.

136444475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 136444475 - 2² = 136444471 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (136444471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5606 + ... + 17444.

It is an arithmetic number, because the mean of its divisors is an integer number (14131040).

Almost surely, 2^136444475 is an apocalyptic number.

136444475 is a deficient number, since it is larger than the sum of its proper divisors (33128005).

136444475 is a wasteful number, since it uses less digits than its factorization.

136444475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12310 (or 12305 counting only the distinct ones).

The product of its digits is 161280, while the sum is 38.

The square root of 136444475 is about 11680.9449532133. The cubic root of 136444475 is about 514.8159395033.

The spelling of 136444475 in words is "one hundred thirty-six million, four hundred forty-four thousand, four hundred seventy-five".