1324355253450 has 144 divisors (see below), whose sum is σ = 3398313982080. Its totient is φ = 341265300480.

The previous prime is 1324355253433. The next prime is 1324355253461. The reversal of 1324355253450 is 543525534231.

It is a super-2 number, since 2×1324355253450² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 26151354 + ... + 26201946.

Almost surely, 2^{1324355253450} is an apocalyptic number.

1324355253450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1324355253450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1699156991040).

1324355253450 is an abundant number, since it is smaller than the sum of its proper divisors (2073958728630).

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

1324355253450 is a wasteful number, since it uses less digits than its factorization.

1324355253450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50781 (or 50729 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 42.

The spelling of 1324355253450 in words is "one trillion, three hundred twenty-four billion, three hundred fifty-five million, two hundred fifty-three thousand, four hundred fifty".