136867200000 has 528 divisors, whose sum is σ = 466302342240. Its totient is φ = 35676160000.

The previous prime is 136867199881. The next prime is 136867200007. The reversal of 136867200000 is 2768631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136867200007) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 508799866 + ... + 508800134.

Almost surely, 2^136867200000 is an apocalyptic number.

136867200000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136867200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233151171120).

136867200000 is an abundant number, since it is smaller than the sum of its proper divisors (329435142240).

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

136867200000 is an frugal number, since it uses more digits than its factorization.

136867200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 332 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

Adding to 136867200000 its reverse (2768631), we get a palindrome (136869968631).

The spelling of 136867200000 in words is "one hundred thirty-six billion, eight hundred sixty-seven million, two hundred thousand".