13521130350 has 96 divisors (see below), whose sum is σ = 41270691840. Its totient is φ = 2852807040.

The previous prime is 13521130333. The next prime is 13521130393. The reversal of 13521130350 is 5303112531.

It is a super-3 number, since 3×13521130350³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 13521130350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 481630 + ... + 508929.

It is an arithmetic number, because the mean of its divisors is an integer number (429903040).

Almost surely, 2^13521130350 is an apocalyptic number.

13521130350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13521130350 is an abundant number, since it is smaller than the sum of its proper divisors (27749561490).

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

13521130350 is a wasteful number, since it uses less digits than its factorization.

13521130350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990594 (or 990589 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

Adding to 13521130350 its reverse (5303112531), we get a palindrome (18824242881).

It can be divided in two parts, 135211 and 30350, that added together give a palindrome (165561).

The spelling of 13521130350 in words is "thirteen billion, five hundred twenty-one million, one hundred thirty thousand, three hundred fifty".