13420052350 has 96 divisors (see below), whose sum is σ = 26024646816. Its totient is φ = 5144985600.

The previous prime is 13420052339. The next prime is 13420052377. The reversal of 13420052350 is 5325002431.

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 42334392 + ... + 42334708.

It is an arithmetic number, because the mean of its divisors is an integer number (271090071).

Almost surely, 2^13420052350 is an apocalyptic number.

13420052350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13420052350 is a deficient number, since it is larger than the sum of its proper divisors (12604594466).

13420052350 is a wasteful number, since it uses less digits than its factorization.

13420052350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 13420052350 its reverse (5325002431), we get a palindrome (18745054781).

It can be divided in two parts, 134 and 20052350, that added together give a square (20052484 = 4478²).

The spelling of 13420052350 in words is "thirteen billion, four hundred twenty million, fifty-two thousand, three hundred fifty".