136460880 has 60 divisors (see below), whose sum is σ = 458283540. Its totient is φ = 36389376.

The previous prime is 136460851. The next prime is 136460903. The reversal of 136460880 is 88064631.

It is a happy number.

136460880 is a `hidden beast` number, since 1 + 3 + 646 + 0 + 8 + 8 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 30206016 + 106254864 = 5496^2 + 10308^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94045 + ... + 95484.

It is an arithmetic number, because the mean of its divisors is an integer number (7638059).

Almost surely, 2^136460880 is an apocalyptic number.

136460880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136460880 is an abundant number, since it is smaller than the sum of its proper divisors (321822660).

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

136460880 is a wasteful number, since it uses less digits than its factorization.

136460880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189548 (or 189539 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 136460880 is about 11681.6471441317. The cubic root of 136460880 is about 514.8365711364.

The spelling of 136460880 in words is "one hundred thirty-six million, four hundred sixty thousand, eight hundred eighty".