136745705304 has 384 divisors, whose sum is σ = 445577932800. Its totient is φ = 38942830080.

The previous prime is 136745705303. The next prime is 136745705309. The reversal of 136745705304 is 403507547631.

136745705304 is a `hidden beast` number, since 1 + 3 + 6 + 7 + 45 + 70 + 530 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 136745705304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136745705303) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18015142 + ... + 18022730.

It is an arithmetic number, because the mean of its divisors is an integer number (1160359200).

Almost surely, 2^136745705304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136745705304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222788966400).

136745705304 is an abundant number, since it is smaller than the sum of its proper divisors (308832227496).

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

136745705304 is a wasteful number, since it uses less digits than its factorization.

136745705304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7677 (or 7661 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 136745705304 in words is "one hundred thirty-six billion, seven hundred forty-five million, seven hundred five thousand, three hundred four".