136774485 has 24 divisors (see below), whose sum is σ = 237535584. Its totient is φ = 72804960.

The previous prime is 136774453. The next prime is 136774487. The reversal of 136774485 is 584477631.

136774485 is a `hidden beast` number, since 136 + 77 + 448 + 5 = 666.

It is not a de Polignac number, because 136774485 - 2⁵ = 136774453 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 136774485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136774487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23034 + ... + 28356.

It is an arithmetic number, because the mean of its divisors is an integer number (9897316).

Almost surely, 2^136774485 is an apocalyptic number.

136774485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136774485 is a deficient number, since it is larger than the sum of its proper divisors (100761099).

136774485 is a wasteful number, since it uses less digits than its factorization.

136774485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5905 (or 5902 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 136774485 is about 11695.0624196710. The cubic root of 136774485 is about 515.2306567252.

The spelling of 136774485 in words is "one hundred thirty-six million, seven hundred seventy-four thousand, four hundred eighty-five".