1323179412450 has 48 divisors (see below), whose sum is σ = 3750268509120. Its totient is φ = 302441008320.

The previous prime is 1323179412407. The next prime is 1323179412469. The reversal of 1323179412450 is 542149713231.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 630084385 + ... + 630086484.

It is an arithmetic number, because the mean of its divisors is an integer number (78130593940).

Almost surely, 2^{1323179412450} is an apocalyptic number.

1323179412450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1323179412450 is an abundant number, since it is smaller than the sum of its proper divisors (2427089096670).

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

1323179412450 is a wasteful number, since it uses less digits than its factorization.

1323179412450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260170891 (or 1260170886 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 1323179412450 in words is "one trillion, three hundred twenty-three billion, one hundred seventy-nine million, four hundred twelve thousand, four hundred fifty".