1313241200450 has 48 divisors (see below), whose sum is σ = 2445489978624. Its totient is φ = 524681553600.

The previous prime is 1313241200437. The next prime is 1313241200471. The reversal of 1313241200450 is 540021423131.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217169327 + ... + 217175373.

It is an arithmetic number, because the mean of its divisors is an integer number (50947707888).

Almost surely, 2^{1313241200450} is an apocalyptic number.

1313241200450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313241200450 is a deficient number, since it is larger than the sum of its proper divisors (1132248778174).

1313241200450 is a wasteful number, since it uses less digits than its factorization.

1313241200450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10427 (or 10422 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 1313241200450 its reverse (540021423131), we get a palindrome (1853262623581).

The spelling of 1313241200450 in words is "one trillion, three hundred thirteen billion, two hundred forty-one million, two hundred thousand, four hundred fifty".