136144472 has 16 divisors (see below), whose sum is σ = 255573240. Its totient is φ = 67991616.

The previous prime is 136144453. The next prime is 136144487. The reversal of 136144472 is 274441631.

It is a congruent number.

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, 2573 + ... + 16700.

Almost surely, 2^136144472 is an apocalyptic number.

It is an amenable number.

136144472 is a deficient number, since it is larger than the sum of its proper divisors (119428768).

136144472 is a wasteful number, since it uses less digits than its factorization.

136144472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20162 (or 20158 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 136144472 is about 11668.0963314501. The cubic root of 136144472 is about 514.4383508433.

The spelling of 136144472 in words is "one hundred thirty-six million, one hundred forty-four thousand, four hundred seventy-two".