13140442250450 has 96 divisors (see below), whose sum is σ = 25579978044480. Its totient is φ = 5016730118400.

The previous prime is 13140442250389. The next prime is 13140442250459. The reversal of 13140442250450 is 5405224404131.

It is a happy number.

It is a super-2 number, since 2×13140442250450² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13140442250450.

It is not an unprimeable number, because it can be changed into a prime (13140442250459) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 879599081 + ... + 879614019.

It is an arithmetic number, because the mean of its divisors is an integer number (266458104630).

Almost surely, 2^{13140442250450} is an apocalyptic number.

13140442250450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13140442250450 is a deficient number, since it is larger than the sum of its proper divisors (12439535794030).

13140442250450 is a wasteful number, since it uses less digits than its factorization.

13140442250450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24012 (or 24007 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 13140442250450 its reverse (5405224404131), we get a palindrome (18545666654581).

The spelling of 13140442250450 in words is "thirteen trillion, one hundred forty billion, four hundred forty-two million, two hundred fifty thousand, four hundred fifty".