136723426048 has 144 divisors (see below), whose sum is σ = 313894627200. Its totient is φ = 58781859840.

The previous prime is 136723426031. The next prime is 136723426061. The reversal of 136723426048 is 840624327631.

It is a junction number, because it is equal to n+sod(n) for n = 136723425989 and 136723426007.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41142915 + ... + 41146237.

It is an arithmetic number, because the mean of its divisors is an integer number (2179823800).

Almost surely, 2^136723426048 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 136723426048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156947313600).

136723426048 is an abundant number, since it is smaller than the sum of its proper divisors (177171201152).

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

136723426048 is a wasteful number, since it uses less digits than its factorization.

136723426048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4138 (or 4124 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 136723426048 in words is "one hundred thirty-six billion, seven hundred twenty-three million, four hundred twenty-six thousand, forty-eight".