136445446 has 16 divisors (see below), whose sum is σ = 212508288. Its totient is φ = 65635200.

The previous prime is 136445431. The next prime is 136445447. The reversal of 136445446 is 644544631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136445447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4366 + ... + 17086.

It is an arithmetic number, because the mean of its divisors is an integer number (13281768).

Almost surely, 2^136445446 is an apocalyptic number.

136445446 is a deficient number, since it is larger than the sum of its proper divisors (76062842).

136445446 is a wasteful number, since it uses less digits than its factorization.

136445446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12927.

The product of its digits is 138240, while the sum is 37.

The square root of 136445446 is about 11680.9865165576. The cubic root of 136445446 is about 514.8171607207.

The spelling of 136445446 in words is "one hundred thirty-six million, four hundred forty-five thousand, four hundred forty-six".