136708231140 has 960 divisors, whose sum is σ = 511445975040. Its totient is φ = 30266680320.

The previous prime is 136708231087. The next prime is 136708231147. The reversal of 136708231140 is 41132807631.

It is a happy number.

It is a super-2 number, since 2×136708231140² (a number of 23 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 136708231095 and 136708231104.

It is not an unprimeable number, because it can be changed into a prime (136708231147) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 1277646967 + ... + 1277647073.

It is an arithmetic number, because the mean of its divisors is an integer number (532756224).

Almost surely, 2^136708231140 is an apocalyptic number.

136708231140 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 136708231140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255722987520).

136708231140 is an abundant number, since it is smaller than the sum of its proper divisors (374737743900).

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

136708231140 is a wasteful number, since it uses less digits than its factorization.

136708231140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294 (or 283 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 136708231140 in words is "one hundred thirty-six billion, seven hundred eight million, two hundred thirty-one thousand, one hundred forty".