13535623830 has 16 divisors (see below), whose sum is σ = 32485497264. Its totient is φ = 3609499680.

The previous prime is 13535623817. The next prime is 13535623841. The reversal of 13535623830 is 3832653531.

13535623830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13535623830² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225593701 + ... + 225593760.

It is an arithmetic number, because the mean of its divisors is an integer number (2030343579).

Almost surely, 2^13535623830 is an apocalyptic number.

13535623830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13535623830 is an abundant number, since it is smaller than the sum of its proper divisors (18949873434).

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

13535623830 is a wasteful number, since it uses less digits than its factorization.

13535623830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451187471.

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 13535623830 in words is "thirteen billion, five hundred thirty-five million, six hundred twenty-three thousand, eight hundred thirty".