136545464 has 32 divisors (see below), whose sum is σ = 283478400. Its totient is φ = 61137120.

The previous prime is 136545463. The next prime is 136545467. The reversal of 136545464 is 464545631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136545463) 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, 5684 + ... + 17475.

It is an arithmetic number, because the mean of its divisors is an integer number (8858700).

Almost surely, 2^136545464 is an apocalyptic number.

It is an amenable number.

136545464 is an abundant number, since it is smaller than the sum of its proper divisors (146932936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136545464 is a wasteful number, since it uses less digits than its factorization.

136545464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23243 (or 23239 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 136545464 is about 11685.2669631464. The cubic root of 136545464 is about 514.9429213770.

The spelling of 136545464 in words is "one hundred thirty-six million, five hundred forty-five thousand, four hundred sixty-four".