13450529040 has 160 divisors (see below), whose sum is σ = 44955039360. Its totient is φ = 3307143168.

The previous prime is 13450529033. The next prime is 13450529069. The reversal of 13450529040 is 4092505431.

It is a junction number, because it is equal to n+sod(n) for n = 13450528992 and 13450529010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3595491 + ... + 3599229.

It is an arithmetic number, because the mean of its divisors is an integer number (280968996).

Almost surely, 2^13450529040 is an apocalyptic number.

13450529040 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 13450529040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22477519680).

13450529040 is an abundant number, since it is smaller than the sum of its proper divisors (31504510320).

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

13450529040 is a wasteful number, since it uses less digits than its factorization.

13450529040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4921 (or 4915 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 13450529040 in words is "thirteen billion, four hundred fifty million, five hundred twenty-nine thousand, forty".