13643042530 has 32 divisors (see below), whose sum is σ = 27838440000. Its totient is φ = 4772302272.

The previous prime is 13643042527. The next prime is 13643042603. The reversal of 13643042530 is 3524034631.

It is a super-2 number, since 2×13643042530² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13643042492 and 13643042501.

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, 2759280 + ... + 2764219.

It is an arithmetic number, because the mean of its divisors is an integer number (869951250).

Almost surely, 2^13643042530 is an apocalyptic number.

13643042530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13643042530 is an abundant number, since it is smaller than the sum of its proper divisors (14195397470).

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

13643042530 is a wasteful number, since it uses less digits than its factorization.

13643042530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5523538.

The product of its (nonzero) digits is 25920, while the sum is 31.

The spelling of 13643042530 in words is "thirteen billion, six hundred forty-three million, forty-two thousand, five hundred thirty".