13523414540 has 24 divisors (see below), whose sum is σ = 29893864560. Its totient is φ = 5124662208.

The previous prime is 13523414537. The next prime is 13523414551. The reversal of 13523414540 is 4541432531.

It is a junction number, because it is equal to n+sod(n) for n = 13523414497 and 13523414506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17793587 + ... + 17794346.

It is an arithmetic number, because the mean of its divisors is an integer number (1245577690).

Almost surely, 2^13523414540 is an apocalyptic number.

13523414540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13523414540 is an abundant number, since it is smaller than the sum of its proper divisors (16370450020).

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

13523414540 is a wasteful number, since it uses less digits than its factorization.

13523414540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35587961 (or 35587959 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 13523414540 in words is "thirteen billion, five hundred twenty-three million, four hundred fourteen thousand, five hundred forty".