13505383290 has 64 divisors (see below), whose sum is σ = 37092453120. Its totient is φ = 3082851840.

The previous prime is 13505383289. The next prime is 13505383319. The reversal of 13505383290 is 9238350531.

It is a super-2 number, since 2×13505383290² (a number of 21 digits) contains 22 as substring.

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, 117556 + ... + 202064.

It is an arithmetic number, because the mean of its divisors is an integer number (579569580).

Almost surely, 2^13505383290 is an apocalyptic number.

13505383290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13505383290 is an abundant number, since it is smaller than the sum of its proper divisors (23587069830).

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

13505383290 is a wasteful number, since it uses less digits than its factorization.

13505383290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85287.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 13505383290 in words is "thirteen billion, five hundred five million, three hundred eighty-three thousand, two hundred ninety".