13929350136 has 64 divisors (see below), whose sum is σ = 37640709120. Its totient is φ = 4270112640.

The previous prime is 13929350111. The next prime is 13929350159. The reversal of 13929350136 is 63105392931.

It is a super-2 number, since 2×13929350136² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 2181 + ... + 166923.

It is an arithmetic number, because the mean of its divisors is an integer number (588136080).

Almost surely, 2^13929350136 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 13929350136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18820354560).

13929350136 is an abundant number, since it is smaller than the sum of its proper divisors (23711358984).

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

13929350136 is a wasteful number, since it uses less digits than its factorization.

13929350136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165036 (or 165032 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 42.

The spelling of 13929350136 in words is "thirteen billion, nine hundred twenty-nine million, three hundred fifty thousand, one hundred thirty-six".