136323439620 has 192 divisors, whose sum is σ = 409907796480. Its totient is φ = 33730854912.

The previous prime is 136323439597. The next prime is 136323439621. The reversal of 136323439620 is 26934323631.

It is not an unprimeable number, because it can be changed into a prime (136323439621) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24476196 + ... + 24481764.

It is an arithmetic number, because the mean of its divisors is an integer number (2134936440).

Almost surely, 2^136323439620 is an apocalyptic number.

136323439620 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 136323439620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204953898240).

136323439620 is an abundant number, since it is smaller than the sum of its proper divisors (273584356860).

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

136323439620 is a wasteful number, since it uses less digits than its factorization.

136323439620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5934 (or 5932 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 42.

The spelling of 136323439620 in words is "one hundred thirty-six billion, three hundred twenty-three million, four hundred thirty-nine thousand, six hundred twenty".